统计与概率
数据分析、概率分布、假设检验与统计方法。
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getting my own room for my entire life, i have always remembered my apa…
1. Because the character's mom worked third shift (night shift) while the kids were sleeping, so she couldn't help them get ready for bed. 2. The character didn't mind the old one…
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a swimming pool holds 660,000 liters of water. the pool has two drainag…
66 minutes
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getting my own room for my entire life, i have always remembered my apa…
The character's mom works third shift (at night while the kids are sleeping) to earn money for rent, so the aunt has to help the kids get ready for bed. ### Sub - question 2: How …
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marianas lemon cookie recipe calls for 1/6 of a cup of sugar. how much …
$\frac{1}{9}$
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a bakery recorded how many muffins it recently sold. type of muffin num…
\(\frac{13}{58}\) (corresponding to the option with \(\frac{13}{58}\))
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put the events in order of increasing probability. p = 0 you roll a 6 -…
1. You pull a gray ball from a box of all pink balls 2. You roll a 6 - sided die and it lands on a multiple of 4 3. You flip a dime and it lands on tails 4. You roll a 6 - sided d…
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sal’s burger bar is known for its delicious black bean burgers. the own…
Since the problem description is incomplete (no specific question asked about the scatter plot, like finding correlation, predicting values, etc.), we can't provide a solution yet…
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adam works at the gray empire parking garage. on saturday, he recorded …
The number of hours cars typically park on Saturday is \(\boldsymbol{\text{greater than}}\) the number of hours cars typically park on Sunday. Also, there is \(\boldsymbol{\text{m…
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ted has 5 turtles. each turtle ate 8 grams of carrots. how many grams o…
40
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requirements with 2 ands/ors part 1 of 1 trying to earn: you got it rig…
1. YES, does meet the requirements 2. NO, doesn't meet the requirements
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a jewelry store recently sold 24 bracelets and 28 other pieces of jewel…
30
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in the data set below, what is the mean absolute deviation? 6 7 6 4 4 i…
1.1
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fox and brer rabbit cast of characters: brer rabbit, fox, and the narra…
D. tell what Fox decided to do with Brer Rabbit ### Question 2
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read the story. every sunday, greta and her grandpa play chat mat onlin…
Use a computer to randomly generate 8 numbers from 1 to 10. Each time 1, 2, or 3 appears, it represents a vowel tile.
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people on a whale - watching trip compared the number of whales they sa…
2
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multiple choice question to be considered probable, a statement must ha…
O 50%
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multiple select question select all that apply in terms of effective li…
- Questioning whether a claim is supported by evidence - Investigating to see if statements are valid
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the pattern of higher rates of current alcohol use, binge alcohol use, …
In the year 2020, the percent for those enrolled in college will equal that for those not enrolled. The percent of young adults aged 18 to 22 using alcohol will be 13%.
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the pattern of higher rates of current alcohol use, binge alcohol use, …
In the year 2020, the percent for those enrolled in college will equal that for those not enrolled. The percent will be 12.704.
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alia needs to bring at least 25 pieces of fruit to a training practice.…
- \( y\geq0 \) - \( x + y\geq25 \) (Note: If we strictly follow "more than 10", \( x > 10 \), but the given option is \( x\geq10 \). If we assume that the problem meant "at least …
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8. the cost of demolition vehicles in an action movie is shown in the t…
D. \( C = 200n + 150 \)
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does the system below have a unique solution, no solution, or 2x + 7y =…
For the first question: A. many solutions For the second question: A. The two lines are the same.
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graphs without numbers in the following graph, the numbers on the verti…
1. Texas 2. 2003 3. 2003 4. Texas 5. Texas
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after discussing why he and the sclc were working in birmingham, king e…
- **Civil rights activists are too eager for change and should instead expect gradual improvements.** ↔ *"We still creep at horse and buggy pace toward gaining a cup of coffee at …
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system b line 1: $y = \\frac{1}{2}x - \\frac{3}{2}$ line 2: $y = -x$ th…
This system of equations is: consistent independent This means the system has: a unique solution Solution: $(1, -1)$
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multiple choice question listening to a music concert or comedian on st…
Appreciative
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system a line 1: $y = -\\frac{1}{2}x - \\frac{3}{2}$ line 2: $y = 2x - …
This system of equations is: consistent independent This means the system has: a unique solution Solution: $(3, -3)$
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what is the equation of the trend line in the scatter plot? use the two…
\(y =-\frac{2}{5}x + 5\)
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what is the equation of the trend line in the scatter plot? use the two…
\(y=\frac{3}{8}x + 4\)
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because a picture frame includes a border, the picture must be smaller …
- The picture area **does not** increase by a common ratio. - So, the relationship **is not** exponential.
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in a myth, the setting begins in the heavens and ends in a forest where…
It emphasizes the connection between nature, the sky, and the myth’s message about change and renewal.
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determine whether the set of data in the table below displays exponenti…
- Does the set of data display exponential behavior? Yes - The domain values are at constant intervals. - The range values have a common ratio that is 0.5
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determine whether the set of data in the table below displays exponenti…
- Does the set of data display exponential behavior? No - The domain values are at equal intervals. - The range values have a common difference that is 3.
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multiple choice question in the hurier model of listening, what is the …
O Interpreting
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this graph shows how the number of fish remaining in averys fish tank d…
2 fish
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hearing understanding remembering interpreting evaluating responding ph…
- Hearing: Physically perceiving sound - Understanding: Comprehending the words being spoken - Remembering: Storing ideas in memory - Interpreting: Assigning meaning to words bein…
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in 11 and 12, use the line segment. 11. if \\(\\overline{bc}\\) represe…
11. 3 cm 12. 80 cm
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this graph shows how the length of elises essay depends on the number o…
# Explanation: ## Step1: Identify slope of the line First, use two points on the line: (0, 0) and (10, 40). The slope $m$ is calculated as: $$m = \frac{40 - 0}{10 - 0} = 4$$ This …
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when the celsius temperature is 30°, the corresponding fahrenheit tempe…
\( \frac{5}{9}(F - 32) \) (or \( \frac{5}{9}F-\frac{160}{9} \))
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solve the following proportion for y.\\(\\frac{y}{13} = \\frac{7}{17}\\…
$y = 5.4$
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this graph shows how the amount of jam brett has jarred is related to t…
5 days
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this graph shows how the total number of stamps zach has in his collect…
\$100
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aaden wants to get a subscription to an online library. there are two s…
C. A number of books and their cost where both subscriptions cost the same
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this graph shows how the number of flowers ron can have in his garden i…
9 seed packets
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this graph shows how the accuracy of jasmines watch is related to how l…
A. 2 days
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this graph shows how the amount of icing that aaron has left is related…
60 cartons
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this graph shows how the total distance remaining to drive depends on t…
8 miles
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part b which quotation from the selection best illustrates the claim id…
A. You've turned over a small stone of information, one in a river of millions. With every stone turned, our picture of the world becomes clearer.
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this graph shows how the number of roses reagan, a florist, has left is…
6 arrangements
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instructions hearing understanding interpreting evaluating responding j…
- Hearing: Jim turns toward Betty when he perceives that she is saying something to him. - Understanding: Jim believes Betty means to say that she is leaving him. - Interpreting: …
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the chart to the right shows a countrys annual egg production. model th…
64.45
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multiple choice question which of the following is the best definition …
Creating meaning from words another person is saying
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the chart to the right shows a countrys annual egg production. model th…
The linear model for the data is $y = 2.125x + 51.7$
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mathematical modeling part 1 of 2 question 1: the account contains 8700…
Question 1: a) $8700 + 950$ b) $M = 8700 + D$ c) $M = 8700 + D$ Question 2: a) $31 \times 3$ b) $S = 31 \times Y$ c) $S = 31 * Y$
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c. when morgan’s dad returned from the store, he went for a jog. he jog…
6 miles
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a city’s population is currently 67,180. if the population doubles ever…
1074880
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mean: 459 median: 468 number of likes however, in the last week, the an…
1. C 2. D 3. Average, Range 4. The social media company issued a correction on the number of likes for the week; By mistake, when entering the number of likes, Paloma failed to in…
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mean: 514 median: 533 0 400 800 1200 1600 2000 number of customers the …
Question 1: B Question 2: A Question 3: - Range - Average Question 4: - The ticketing system that counted customers had a bug so that it counted too many customers - By mistake, t…
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otto has some whipping cream that is 30% butterfat and some milk that i…
D. The mixture has the intended volume and has the intended percent of butterfat.
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4 madeline buys three songs. one uses 1.73 mb of memory, another uses 2…
7.80 MB
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a citys population is currently 467,500. if the population doubles ever…
7480000
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9. dogs the number of dogs per household in a small town directions: us…
The mean (expected value) is approximately \( 0.50 \) and the standard deviation is approximately \( 0.91 \) (values may vary slightly due to rounding during calculations). If we …
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guiding question: based on this first section of text, what can we say …
Based on the first section of the text, Montag is a fireman who initially finds pleasure and a sense of power in his destructive work, viewing the burning of books as a performanc…
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2. the tables show the high and low temperatures in chicago over a 15 -…
### Part A: Range Calculation #### High Temperatures: 1. Find the maximum and minimum values. The high temperatures are: \( 87, 89, 93, 93, 91, 88, 89, 93, 90, 90, 87, 88, 89, 89,…
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7. x represents the amount of snow (in inches) that fell in nome, alask…
- Probability Distribution: | Dogs (\(x\)) | 0 | 1 | 2 | 3 | 4 | 5 | |--------------|---|---|---|---|---|---| | \(P(x)\) | \(\approx0.6855\) | \(\approx0.1954\) | \(\approx0.0772\…
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6-35. summertime camping! morgan and her family are camping on their su…
24 miles ### Part b
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6. read the sentence from paragraph 5. still, not all earth food works …
6. B. Some foods should not be eaten in space. 7. D. Astronauts’ bodies become weak in space due to the lack of gravity, so they have to work harder to keep their bodies strong. 8…
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1. team members are often encouraged to use their in order to solve iss…
s: 1. Creativity 2. Varied Skills 3. Efficiency 4. Support 5. Distribution of Work
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9. | x | y | | -1 | -0.6 | | 0 | -6 | | 1 | -60 | | 2 | -600 |
The function relating \(x\) and \(y\) is \(y = - 6\times10^{x}\) (or \(y=-6(10)^{x}\))
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5. a shop sells smoothies and juices. they are both available in 3 flav…
\(\frac{1}{3}\)
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compare the student text with the source. source: jim kershner, \chief …
No, the student text is not plagiarized. The student has rephrased the information from the source using different wording to convey a similar idea about Chief Spokane Garry's exp…
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7. | x | y | | -1 | -50 | | 0 | -100 | | 1 | -200 | | 2 | -400 |
The relationship between \( x \) and \( y \) is given by the exponential function \( y = - 100\times2^{x} \) (or \( y=-100(2)^x \))
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4. x | -1 | 0 | 1 | 2 y | 0.75 | 3 | 12 | 48
To determine the function that relates \( x \) and \( y \), we analyze the given table: ### Step 1: Check for a pattern (exponential or linear) Let's see the ratio between consecu…
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crm cw comparing data sets name 1. jeffrey surveys the 13 girls and 13 …
Median of Boys = 8 ### Part C:
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if tele means \far away\ and gram means \something that is written,\ wh…
a message sent over a long distance
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the mayor of fairview wants to create an official city slogan to use in…
the 100 residents surveyed by the advisors
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the committee that is planning the winter dance at lake street school n…
all the students in the school
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the owners of shelltown sandwich shop are considering adding a delivery…
The population is all current customers of Shelltown Sandwich Shop The sample is the 70 customers who were surveyed
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a high school principal has several proposals on her desk for new physi…
The population is all 1,200 students at the high school. The sample is the 25 randomly selected students from each grade (total of 100 students, assuming 4 grades) who were survey…
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the owner of a professional sports team had a group of designers create…
all the team's fans
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colin hopes to be elected senator in his home state of california. as t…
the 500 voters surveyed by the campaign committee
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no additional details were added for this assignment. read this excerpt…
It helps Didion convey the idea that her initial conception of New York City was based on intangible ideals and fictional depictions rather than concrete experiences and reality.
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the president of a youth baseball league wants the opinions of the play…
The population is all parents and legal guardians of the youth baseball league players. The sample is the 25 randomly selected parents and legal guardians of the youth baseball le…
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3) write an equation for the sequence represented by the following tabl…
$y=\frac{1}{2}x+6$ (or $y=0.5x+6$)
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the owner of the soup spot knows that the soup she serves needs to be a…
The population for this test is the bowls of soup that are served. The sample is the bowls of soup that the owner checks.
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what is 173.266 rounded to the nearest hundredth?
\(173.27\)
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3) write an equation for the sequence represented by the following tabl…
$y = \frac{1}{2}x + 6$ --- ### For Question 4:
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what is 63.41 rounded to the nearest whole number?
\( 63 \)
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what is 89.91 rounded to the nearest tenth?
89.9
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what is 82.2 rounded to the nearest whole number?
82
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what is 21.011 rounded to the nearest hundredth?
\(21.01\)
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what is 83.401 rounded to the nearest tenth?
\(83.4\)
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name: homeroom: 1) draw the “big g” below 2) can you remember these fac…
1) (Note: Indicated as drawn on the back) 2) 1 foot = 12 inches 1 yard = 3 feet OR 36 inches 1 mile = 5280 feet OR 1760 yards 1 pound = 16 ounces 3) ounce ↔ oz pound ↔ lb ton ↔ T …
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what is 75.72 rounded to the nearest whole number?
76
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what is 7.74 rounded to the nearest tenth?
\(7.7\)
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the accompanying table shows the value of a car over time that was purc…
Regression Equation: $y = 15500.000(0.886)^x$ Value after 8 years: $\$6297.65$
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what is 4.42 rounded to the nearest tenth?
\(4.4\)
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the unit rate is \\square dollars per year. graph the proportional rela…
(unit rate): \( 0 \) (For the graph: Draw a horizontal line through \( y = 7 \) (thousands of dollars) for all \( x \)-values (years).)
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keith is saving money for a car. he has saved the same amount each year…
1500
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the table represents the amount of storage space, in megabytes, used by…
As the number of files increases, the storage space used increases.