Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
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multiple choice question which of the following is not part of the scie…
B. Choosing data that supports your conclusion.
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overly romanticized view, inns are castles and windmills are giants. wh…
naively idealistic
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multiple select question select all that apply which of the following e…
- The median price of a house in Detroit. - The typical genre of music played on KCFR.
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4. mr. farley used 4 pounds of hamburger to make 10 hamburger patties o…
0.4 pounds (or $\frac{2}{5}$ pounds) of hamburger per patty
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multiple choice question which of the following is the best definition …
The entire set of individuals, objects or measurements of interest.
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rest hundredth. side length of the safe: $6.1\\times10^{5}$ volume = $\…
$2.27 \times 10^{17}$
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select all that apply which of the following are reasons to study stati…
B. Statistical knowledge is needed to understand the world and be conversant in your career. C. Statistics are used to make personal and professional decisions D. Data is collecte…
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select all that apply which of the following are examples of descriptiv…
B. Creating a pie chart to show majors of students in your business statistics class. D. Calculating summary measures of the prices of houses sold in Las Vegas in January.
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multiple choice question how does statistics help us understand large a…
C. A good working knowledge of statistics is useful to organize and summarize information.
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multiple choice question the two categories of statistical study are: ○…
O descriptive statistics and inferential statistics
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true or false question the primary purpose of statistics is to present …
False
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iii. suffix: al b. definition: means pertaining to cheek or mouth 17. o…
17. Oncologist a. Word parts i. Prefix: None ii. Word Root(s): Onco- iii. Suffix: -logist b. Definition: A medical specialist who diagnoses and treats cancer. 18. Cranioplasty a. …
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multiple select question select all that apply which of the following a…
Google uses search engine data records to prioritize results for future searches. Retailers use product purchase data to manage the distribution of products and make marketing and…
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multiple choice question how has technology increased the need for stat…
B. Vast amounts of data are collected, and understanding it requires statistical knowledge.
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this homework is not calculator active. you will have 2 attempts. it is…
1. 31.25 2. A. $38000 \div 580$, B. $3800 \div 580$, C. $3.80 \div 0.58$
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a warehouse ladder can extend to 28 feet. how many inches is that? use …
336 inches
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weekly homework 2/2-2/6 this homework is not calculator active. you wil…
1. 31.25 2. (Note: Since the full list of expressions for question 12 is not visible, this part cannot be answered. For question 4, the answer is 31.25)
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activity 3 exploring the concept of \persuasion\ the article is entitle…
1. Example quadrant fill: | What I know | What I believe | |-------------|----------------| | Water boils at 100°C at sea level | My favorite sports team is the best | | I know th…
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4. after 1863, what did general grant want to do even if it meant thous…
crush large numbers of Confederate troops
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helpers on land5 land animals help each other, too. a bird called an ox…
A. that an important idea is next
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which graph shows exponential growth?
A. The first graph (top-left, curved upward starting near the x-axis)
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13. order these fractions from least to greatest: $\frac{1}{3}$, $\frac…
$\frac{7}{12}, \frac{2}{3}, \frac{3}{4}$
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12. amalia buys $3\\frac{7}{8}$ yards of material at the fabric store. …
$2\frac{1}{2}$ yards
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11. enrique is saving up for a bike that costs $198. so far, he has sav…
$\$18$
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peter jogs 3 miles in 27 minutes. find the unit rate in minutes per mil…
9 minutes per mile
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refer to the baseball 2021 data, which report information on the 30 maj…
| Variable | Type | |----------------|----------------| | League | Qualitative | | Wins | Quantitative | | Team Salary | Quantitative | | Attendance | Quantitative | | HR | Quanti…
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for the following situations, would you collect information using a sam…
a. Population b. Population c. Population d. Sample
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3 using the table, find the unit rate for each runner. runner laps time…
- Martha: 0.615 laps per minute - Allison: 0.64 laps per minute - Rachel: 0.625 laps per minute
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a ski club rents cross-country skis. write an explicit formula for the …
Explicit formula: $a_n = 7 + 5n$ Correct graph: B. (Graph with points at (1,7) is incorrect; the correct graph has points (1,12), (2,17), (3,22), (4,27) which is option B)
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5 explain the difference between a discrete and a continuous variable. …
Discrete variables can assume **countable, distinct separate values**, but continuous variables can assume **any value within a measurable range**
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use your rounded factors, $4 \\cdot 2$, to estimate $3.8 \\cdot 2.2$. $…
8
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explain the difference between a sample and a population. a is a subset…
A **sample** is a subset taken from a **population**. - Population: The complete set of all items/individuals of interest in a study. - Sample: A selected portion of the populatio…
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buying one movie ticket online costs $16.50, two tickets cost $30.50, a…
recursive: $a_n = a_{n-1} + 14.00$, $a_1 = 16.50$ explicit: $a_n = 2.50 + 14.00n$ The relationship is linear because the cost increases by a constant amount with each additional t…
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by multiplying with whole numbers. round the factors to the nearest who…
$4 \cdot 2$ Estimated product: $8$
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enzos profit has been falling. in december he made $900, in january he …
A. $a_1 = 900$ D. $a_n = a_{n-1} - 400$
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explain the difference between qualitative and quantitative variables. …
Qualitative data is non-numerical, categorical descriptive information, whereas quantitative data is numerical, measurable information representing quantities.
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for each of the following, determine whether the group is a sample or a…
a. Sample b. Population c. Population d. Sample
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a cook makes vegetable barley soup by mixing 2 pounds of barley into 7 …
10 pounds
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slate is a daily magazine on the web. its business activities can be de…
a. Ratio level of measurement b. Nominal level of measurement c. Ratio level of measurement d. Ratio level of measurement
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another look! each of the 6 members of the recycling club earned $3 rec…
1. El costo de 48 trofeos es $\$40$. 2. Hay 3 estudiantes en cada equipo.
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solve $4.36 \\cdot 9.3$ by multiplying with whole numbers. round the fa…
$4 \cdot 9$ Estimated product: 36
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constant of proportionality - table the values of $x$ and $y$ are propo…
1) Constant $k=4$; missing values: $x=4$, $y=20$, $x=2$ 2) Constant $k=\frac{1}{3}$; missing values: $x=12$, $y=5$, $y=3$ 3) Constant $k=\frac{1}{6}$; missing values: $y=2$, $x=18…
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another look! harry scores 394 points on level 1 of a video game. on le…
1. Jamie tiene 847 piezas de construcción ahora. 2. Se puede estimar redondeando los números a cifras más fáciles de calcular: redondear 875 a 880, 257 a 260 y 229 a 230. Restar $…
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mp analyze a problem what do you know? 1. your goal is to exercise for …
$7\frac{3}{4}$ hours
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ir a + infinitive practice complete the steps to change the verb from t…
22. Lee → Ud./Él/Ella → leer → va a leer → He/She/You (formal) is going to read 23. Hablamos → Ellos/Ellas/Uds. → hablar → van a hablar → They/You all (formal) are going to talk/s…
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dig deeper! newton and descartes have a 70-day summer vacation. they go…
6 weeks
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nombre: ____________ fecha: ________ period: ____ ir a + infinitive pra…
## Part 1: Present to ir a + infinitive 22. Subject pronoun: él/ella/Ud. | Infinitive: leer | form of ir a: va a | Infinitive: leer | Meaning: He/She/You (formal) is going to read…
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round 10.571. nearest whole number: ______ nearest tenth: ______ neares…
11 10.6 10.57
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finding the slope of a line > use the information provided to find the …
1. Slope: $6$, which represents a speed of 6 feet per second. 2. Slope: $9$, which represents a rate of 9 dollars per hour.
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review & refresh 4. round 6.294. nearest whole number: ______ nearest t…
Nearest whole number: 6 Nearest tenth: 6.3 Nearest hundredth: 6.29
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question 9 (multiple choice worth 2 points) (04.02f mc)read the followi…
Figurative language: he is using personification to explain the newness of the idea of space exploration
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question 8 (multiple choice worth 2 points)read the following excerpt f…
Figurative language: he is using a metaphor to compare space exploration to a journey at sea
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other times, the relationship between quantities may take some work to …
### Table A: - Relationship: Total meters run is 400 times the number of laps. - Equation: $y=400x$ ### Table B: - Relationship: Meters from school is 400 minus meters from home. …
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4. lilys team scored 64 points in the spelling bee. lily and her 3 team…
4. Lily scored 16 points. 5. Tom brought back 13 pens.
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suppose that you are performing the probability experiment of rolling o…
Part (a): X is the number of rolls needed to obtain the first occurrence of a 4 or 5. Part (b): $X=1,2,3,4,...$ Part (c): $p=\frac{1}{3}$, $q=\frac{2}{3}$ Part (d): 0.3333
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8. plot the points on the number line. 2.1, $-0.4$, 1.3, $-1.8$
- **-1.8**: Position 2 small ticks to the right of -2 - **-0.4**: Position 6 small ticks to the right of -1 - **1.3**: Position 3 small ticks to the right of 1 - **2.1**: Position…
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it has been estimated that only about 15% of california residents have …
0.02199375, rounded to four decimal places: 0.0220
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felipe drove 406 miles in 7 hours. at the same rate, how long would it …
11 hours
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it has been estimated that only about 15% of california residents have …
$X \sim \text{Geometric}(0.85)$
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it has been estimated that only about 15% of california residents have …
X = 1, 2, 3, ...
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complete the tables for different values of $hat{p}$ and $hat{q}=1-hat{…
### Completed Table: | $\hat{p}$ | $\hat{q}=1-\hat{p}$ | $\hat{p}\hat{q}$ | |-----------|---------------------|------------------| | 0.0 | 1.0 | 0.00 | | 0.1 | 0.9 | 0.09 | | 0.2 …
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the table shows the results of a survey in which separate samples of 40…
The 95% confidence interval for the proportion of adults from the West who say traffic congestion is a serious problem is (0.481, 0.579)
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writing the graph shows a proportional relationship between the variabl…
$y=17x$ ### Additional Explanation for proportionality check: - For a graph: A proportional relationship is a straight line that passes through the origin $(0,0)$, and the ratio $…
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donna is filling an aquarium with water. the graph below shows the line…
$y=20x+40$
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question 14 of 15, step 1 of 1 admission to a baseball game is $2.00 fo…
996 general admission tickets sold 301 reserved seating tickets sold
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rainà is picking apples at a local apple orchard. the orchard charges a…
$y=4x+5$
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13. ryan has had 7 hits in his last 12 at bats. how much more or less t…
Ryan's batting average is 0.083 higher than a 0.500 batting average.
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audrey uses $\frac{5}{8}$ cup of fruit in each smoothie she makes. she …
$\frac{15}{4}$ or $3\frac{3}{4}$ cups of fruit
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name: gianna silvena p.6 2.10.2026 practice & problem solving leveled p…
### For problem 10: $74\% \approx \boldsymbol{75\%}$, $63 \approx \boldsymbol{60}$ $\boldsymbol{75\%}$ of $\boldsymbol{60} = \boldsymbol{45}$ ### For problem 11: $8\% \approx \bol…
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3. what changes after this moment?4. why is it significant?tuesday the …
1. He loses his fear of the note and gains confidence/understanding. 2. It symbolizes the end of ignorance-driven fear and the power of comprehension. 3. It develops the theme tha…
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use structure draw a picture to show how to find $4 \\times \\frac{3}{5…
1. Draw 4 identical rectangles. 2. Divide each rectangle into 5 equal smaller rectangles. 3. Shade 3 out of the 5 smaller rectangles in each of the 4 large rectangles. 4. Count al…
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each day after an unpopular update is made to a video game, the number …
Exponential decay
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find figurative language in the pearl: find two of the following: simil…
### First Section (Two Figurative Language Examples): 1. Simile: Paragraph 1, Page 2, Chapter 1: *"The dawn came up like thunder."* 2. Personification: Paragraph 2, Page 16, Chapt…
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relationship in context.1 skyler mows lawns in the summer. the function…
1. 4) natural numbers 2. 2) whole numbers 3. 2) whole numbers 4. 2) whole numbers
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a dance instructor chose four of his 10 students to be on stage for a p…
210
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lt34: i can calculate average rate of change of a function over a speci…
1a) 70 miles per hour 1b) 70 miles per hour 2) -0.2 feet per second 3a) -0.04 mm per year 3b) -0.04 mm per year 3c) -0.04 mm per year
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there are 36 students at elmdale middle school who play on a sports tea…
(a) Double number line: Left (percent): 0, 15, 100 Right (students): 0, 36, 240 (b) 240 students
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finding outcomes pre-test complete time remain 58:08 how many ways can …
120
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algebra i b-cr pre-test complete time remaining 58:42 holly chooses sev…
36 (Option D: 36)
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question 1 / 8 prev next a sports stadium holds 30,000 people. there ar…
50
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finding outcomes pre-test complete time remaining 59:37 a membership co…
- There are four ways to choose the committee. - There are three ways to form the committee if person D must be on it. - If persons A and C must be on the committee, then there is…
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use the table to answer the following question. height frequency of stu…
When graphed, the data creates a bell curve.
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select the best description of the following exponential equation.$f(x)…
Decaying by 11% with every unit of $x$.
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4.4 geometric distribution - 2026-sp-math-1401-co3 elementary statistic…
Part (b): $X = 1, 2, 3, ...$ Part (c): $X \sim \text{Geometric}(0.26)$ Part (d): 4 dealerships Part (e): 0.7781 Part (f): 0.2477
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select the best description of the following exponential equation.$f(x)…
Decaying by 48% with every unit of $x$
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erick has a collection of 8 brown fingerboards, 4 green fingerboards, a…
B
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algebra i b-cr 1 2 3 4 5 6 7 9 10 54:22 bryant collects a set of 20 val…
B. 6
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gebra i b-cr pre-test complete time remain 55.02 grace is looking at a …
100 (Option C: 100)
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a random sample of packages delivered by a company were tracked if they…
10%
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algebra i b-cr time remaining 56:01 the graph represents the normal dis…
B. 8.9 lbs, C. 9.5 lbs, D. 10.4 lbs
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a student noticed that when he eats breakfast, he scores higher on his …
No, because it is possible that the student gets higher test grades because of another factor, such as studying For the second question (Question 15), the data table is missing, s…
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two measures, x and y, were taken on eight subjects. two regressions we…
Regression 2 is a better fit because there appears to be a nonlinear relationship between x and y
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use your line plot to answer the question below. amount of glitter used…
$\frac{3}{4}$ containers
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algebra i b-cr pre-test complete 1 2 3 4 5 6 time 5 the graph shows a d…
0.5
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after many phone calls from customers who had dined at a restaurant the…
28%
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raquel and van live in two different cities. as part of a project, they…
Raquel's data are most likely closer to $3.42 than Van's data are to $3.78.
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1. monthly private school tuition based on the average number of weeks …
2.2 --- For Question 11, the problem is incomplete (no tree diagram or specific question asked). Please provide the full details of Question 11 to assist you further.
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(03.01h lc) a scatter plot with line of best fit is shown. which of the…
r = -0.61
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the mean shoe size of the students in a math class is 7.5. most of the …
1.5
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use the following information to answer the next three questions.script…
13. B. Finding pleasure in inflicting pain or suffering on others 14. C. He speaks in a calm but manipulative way to provoke Batman and control the pace of the conversation 15. D.…