統計と確率
データ分析、確率分布、仮説検定、統計手法。
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which graph represents data used in a linear regression that produces a…
The third scatter plot (the one with points decreasing from top-left to bottom-right in a tight linear pattern)
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determine the type of correlation represented in the scatter plot below.
Strong positive correlation
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determine the type of correlation represented in the scatter plot below…
The graph shows a weak positive correlation
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a major theme of f. scott fitzgeralds work was the idea that the postwa…
D. was empty and meaningless.
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the points in the scatter plot below represent the ages of automobiles …
Age and value have a coefficient of correlation that is less than zero.
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which statement regarding correlation is not true? a negative correlati…
A. A negative correlation coefficient indicates that there is a weak relationship between two variables.
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a study compared the number of years of education a person received and…
There was a strong relationship.
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what does the correlation coefficient of -0.975 on a linear regression …
One variable has a strong relationship with the other.
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which value of r represents data with a strong negative linear correlat…
D. -0.89
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which value of a correlation coefficient represents the strongest relat…
B. -0.94
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which value of r represents data with a strong positive linear correlat…
0.89
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solution neva is training for a race. this week, she bikes 5.5 times as…
Neva runs 4 miles this week.
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determine the type of correlation represented in the scatter plot below…
a weak positive correlation (correlación positiva débil)
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at a theme park, the waiting time for the roller coaster is usually 3 t…
The usual waiting time for the bumper cars is 7.5 minutes.
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three friends play a game. jamila has 4\\frac{1}{2} more points than ca…
Aisha has 14 points.
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there are 12 paperback mysteries on a shelf. this is 40% of the books o…
The total number of books on the shelf is 30.
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context clues 1.3 directions: read each sentence and determine the mean…
1. **unpleasant** - Definition: Causing discomfort, irritation, or displeasure - Clue: "he suspected that she did not have her coffee this morning" 2. **remedy** - Definition: A t…
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economics (market economy) resource; page 1 the budget of michigan the …
(For a hypothetical cut in "Non - essential Infrastructure Projects") I cut the funding for non - essential infrastructure projects because these projects do not provide immediate…
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④ convert each percent into fraction. a. 37.17% = b. 805.11% = c. 6394.…
\( \frac{3717}{10000} \) #### Part b: \( 805.11\% \)
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in a florist shop, the ratio of roses to tulips is 5 : 3. complete the …
| Roses | 15 | 35 | 60 | 80 | |-------|----|----|----|----| | Tulips | 9 | 21 | 36 | 48 |
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find the coordinate of p that represents the weighted average of points…
\( -\frac{1}{4} \) (or -0.25)
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problems 4–7: rafael earns $10.50 per hour helping his neighbor with ch…
1. For Question 4: Yes, it is a function. Each number of hours worked (input) results in exactly one unique amount of earnings (output), since earnings are fixed at $10.50 per hou…
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graphing stories & situations matching: graph a (speed vs time), graph …
A ### Question 3
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2) the tower was named after ______ whose company was in charge of cons…
2) D. 24 Gustave Eiffel 3) A. 3 1,050 4) A. 45 elephants 5) C. 19 250 million 6) B. 78 The Iron Lady 7) A. 42 radio Tower 8) B. 8 1,665 9) D. 44 6 inches 10) B. 0 20,000 11) C. 2 …
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read the sentence from paragraph 20. \our study demonstrates how fundam…
A. dependent on one another
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which phrase from the passage provides context for the meaning of the w…
"each plant species provides different balances of amino acids, fats, vitamins, and minerals in its pollen" (paragraph 15)
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step 3 determine the polynomial function of best fit. to determine the …
### Step 3: Determinar la función de mejor ajuste #### Explicación: La imagen muestra una regresión cuártica (QuarticReg) con la ecuación \( y = ax^4 + bx^3 + cx^2 + dx + e \). Lo…
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question 2 a20402_003a customers part par est 0. from january to novemb…
0.4
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question 2 a20402_003a customers 6 4 √ select choice 0.4 0.1 0.5 estima…
0.4
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part b estimate the average rate of change from january to november. se…
To solve the problem of finding the average rate of change from January to November, we follow these steps: ### Step 1: Identify the time period and data points January correspond…
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complex fractions and unit rates- homework simplify: (show all your wor…
24 Let's solve problem 2: Simplify \(\frac{\frac{3}{6}}{4}\) (Wait, actually the original problem seems to be \(\frac{3}{6}\div4\) or \(\frac{\frac{3}{6}}{4}\), but let's check th…
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complex fractions and unit rates- homewori simplify: (show all your wor…
$8$ ### Problem 2: Simplify $\boldsymbol{\frac{\frac{3}{6}}{\frac{4}{1}}}$ (Note: $\frac{3}{6}$ over $4$ is $\frac{\frac{3}{6}}{4}$)
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match the word problems to their answers. write the letter of the answ …
e. 1/3 ### Problem 2
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unit rates and ratios of fractions - matching worksheet match the word …
### Problem 1 # Explanation: ## Step1: Determine the rate Emma drinks \(\frac{1}{4}\) of a milkshake in \(\frac{1}{12}\) minute. To find the time for a full milkshake, we use the …
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a large corporation sponsors a bowling league for its women employees. …
The probability is approximately $0.0276$ (or $0.0274$) ### 2) Probability the sum of two scores > 300 pins
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read the passage from chapter 17 of the prince. nevertheless a prince o…
They suggest that a ruler who is feared can retain power, while a ruler who is hated is less likely to do so.
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which statements describe characteristics of a restrictive clause? sele…
It contains a subject and a verb. It is not set apart by punctuation. It is essential to the meaning of the sentence.
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describing restrictive and nonrestrictive clauses sort each characteris…
Restrictive: essential to the sentence needed to maintain meaning not set apart by punctuation Nonrestrictive: adds detail but not needed set apart by punctuation not essential to…
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2 here is a graph. graph of a piecewise function with three horizontal …
Yes, this is a graph of a function. Because it passes the vertical line test (no vertical line intersects the graph more than once, meaning each \( x \)-value has exactly one \( y…
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when creating a graph, the y-axis typically represents the variable. in…
dependent ### Second Question:
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proportional relationships occur when two quantities increase or decrea…
rate ### 2nd Blank:
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multiple choice 1 point shonda has $73.28 more than jane. together they…
\$101.79 (Option: \$101.79)
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5. ribbon a is \\(\\frac{1}{3}\\) m long. it is \\(\\frac{2}{5}\\) m sh…
$\frac{16}{15}$ m (or $1\frac{1}{15}$ m)
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but i shall be good health to you nevertheless, and filter and fibre yo…
We can always access the advice and love of our lost loved ones, if only we're patient and search deeply within ourselves.
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4. mr. rivas bought a can of paint. he used \\(\\frac{3}{8}\\) of it to…
$\frac{1}{4}$ of the can of paint
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3. tiffany bought $\frac{2}{5}$ kg of cherries. linda bought $\frac{1}{…
$\frac{7}{10}$ kg
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listen \what is an american?\ by harold ickes what has happened to our …
"All the hopes and aspirations that have gone into the making of America are dead too."
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deion is rolling a die and recording the number of spots showing. he ro…
1
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what is the mode? -84 7 7 7 -84 -13
\(7\)
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which strategies are most effective to help a reader determine the mean…
Check for nearby synonyms that may provide a clue to the word’s meaning., Check surrounding words to see what events are leading up to this word., Substitute the unfamiliar word w…
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there are 18 red tiles and 24 blue tiles. they are arranged into equal …
6
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a bus arrives at a stop every 12 minutes. another bus arrives at the sa…
60
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read the excerpt from the hot zone. she took up a scalpel and slit the …
replacing "scalpel" with the nearby synonym "blade"
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a ribbon is 30 inches long and another ribbon is 45 inches long. both r…
15 inches
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a bell rings every 6 minutes. another bell rings every 8 minutes. if bo…
24
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one light flashes every 4 seconds. another light flashes every 10 secon…
20
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g. calculate p(number less than 2). 3. determine whether each event is …
a. Just as likely to occur as not; $\frac{1}{2}$ b. Certain to occur; $100\%$ c. Impossible to occur; $0$ d. Just as likely to occur as not; $0.5$
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2. consider the square spinner shown and assume all sections are the sa…
a. 4 b. 3, 17, b, 11 c. $\{3, 17, b, 11\}$ d. $\frac{1}{4}$ e. $\frac{3}{4}$ f. $\frac{1}{2}$
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6. -10.7 points use sigma notation to write the sum. \\( \\frac{8}{3 + …
$\sum_{i=1}^{11} \frac{8}{3+i}$
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find the sum by adding each term together. use the summation capabiliti…
462
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find the sum by adding each term together. use the summation capabiliti…
$9c$
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find the sum by adding each term together. use the summation capabiliti…
84
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speedometer readings for a vehicle (in motion) at 5 - second intervals …
$L_6 = 1205$ feet $R_6 = 1465$ feet $M_3 = 1360$ feet
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jamal is making smoothies. each smoothie uses \\(\\frac{3}{5}\\) cup of…
The total amount of yogurt needed is $\frac{33}{5}$ cups (or 6.6 cups). For the fill - in - the - blanks: 1. multiply 2. number of groups 3. total amount of yogurt
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liquid leaked from a damaged tank at a rate of ( r(t) ) liters per hour…
Left Riemann sum = 192.5000 liters Right Riemann sum = 179.5000 liters
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what is the median of the following set of numbers? \\(\frac{1}{12}\\),…
C. $\frac{1}{2}$
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which of the following are considered measures of center? i. mean ii. m…
B. I and II only
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what is the mean of the following set? 94, 254, 308, 102 a. 189.5 b. 21…
A. 189.5
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the favorite numbers of seven people are listed below. 9, 28, 16, 2, 33…
C. 22
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answer the question below. type your response in the space provided. th…
11.6
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is the function described by the points in this table linear or nonline…
linear
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the story began badly,\ said the smaller of the small girls, \but it ha…
He exposes the aunt's hypocrisy and ineffectiveness by being mean to the children.
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this graph shows the water level as a bathtub is filled. how many inche…
3
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interpret linear function equations carrie pays a monthly fee of $8 to …
The monthly fee for Carrie to stream movies is $\boldsymbol{\$8}$. Carrie also pays $\boldsymbol{\$4}$ every time she rents a movie.
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al details were added for this assignment. 2\t$2.50 3\t$3.75 4\t$5.00 w…
The cost increases $1.25 for each additional song that is downloaded.
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add: -1 + 11 + -8 + -13 + -31 = \\boxed{}
$-42$
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add: 6 + 18 + 4 + 76 + -56 = \\boxed{}
48
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división visual nombre: usa las formas proporcionadas para resolver las…
3 ### Pregunta 1
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3. factory production a factory produced a total of 9,999 toys over the…
3333
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7. the graph of f(x) is shown below. the domain of this function is (1)…
(3) \( 0 < x\leq12 \) ### Problem 8 (Baseball Toss)
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what is the result when the number 24 is decreased by 50%?
12
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what is the result when the number 25 is decreased by 20%? answer attem…
20
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what is the result when the number 40 is increased by 10%?
44
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what is the result when the number 20 is increased by 10%?
22
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question 11 · 1 point norville wants to find the average amount of sodi…
The statistic is the average sodium consumed by the 1456 surveyed American men, which is 2321 milligrams.
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quadratic functions: application widget wonders produces widgets. they …
105
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quinn is collecting data on the brands of soda american men like. what …
C. Nominal
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olving problems with quadratic functions: application photo necessities…
$c(x) = 0.5x^2 - 3x + 20$
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the student government of a small college wants to determine which prof…
C. No. The results are not generalizable because the students in an economics class are not representative of the population of all students on campus.
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question 7 · 1 point billy has created a model to test how income and p…
D. choice of a vacation destination
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question 6 · 1 point daphne wants to find the average amount of alcohol…
3859
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question 5 - 1 point each student in a first - grade class has brought …
D. Ratio
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daphne wants to estimate the average number of pollutants in 500 waterw…
B. Systematic Sampling
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started: jan 11 at 8:46pm quiz instructions there are about 90 multiple…
None of the above is correct.
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instructions: read each word problem carefully. show your work for ever…
The total number of books in both sections combined is \( 1111 \). ### Problem 2: Training Run
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question 3 · 1 point a student wants to estimate the average age of the…
B. a sample
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try again your answer is incorrect. write \\(\\frac{5}{100}\\) as a dec…
0.05
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due apr 17 by 5pm points 100 submitting an external tool question 1 1 p…
B. Continuous Quantitative (assuming the options are labeled as A: Discrete Quantitative, B: Continuous Quantitative, C: Qualitative)
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there are about 90 multiple choice questions and some short essay quest…
D. Unions play a small role in many European countries.
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there are about 90 multiple choice questions and some short essay quest…
productivity