Construct a cumulative frequency distribution with 7 classes.

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A: frequency distribution of the number of voters(in millions) according to age is:- Ages of voters…

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Q: In hypothesis testing, if the null hypothesis is rejected, which of the following is accepted? A.…

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Q: 9- Let X-U(0,8), then P(X> X²) is

A: Given that

Q: 43. A gym instructor claims that at least 70% of the members in the gym are female. In a random…

A: Givensample size(n)=100sample proportion(p^)=0.50α=0.05

Q: Problem 0.1: A factory manufactures a specific copper part. It is found at a certain temperature the…

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Q: Determine whether there is a significant difference on the perceived capabilities in research when…

A: Note: As per answering guidelines I have to answer only one question in case of multiple different…

Q: Suppose that buses arrive are scheduled to arrive at a bus stop at noon but are always X minutes…

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Q: 3- If f(x)= is the probability density function for a random variable that can take on the values x…

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Q: 25 fast please An electronics company advertises that their new cell phone battery lasts longer…

A: Sample Mean  11.8   Standard Deviation (S1​)                       2.1 Sample Size(n1​)…

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Q: A previous study gave (0.11, 0.23) as a confidence interval for p. Find the minimum sample size…

A: Given confidence interval for p is (0.11 , 0.23)Margin of error(E)=0.01confidence level=99%

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Q: The conclusion to the test is Group of answer choices The new algorithm is not faster than the old…

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Q: Calculate the correlation coefficient, r, for the data below. X 1 3 10 7 5 4 689 2 Y 13 - 11 6 -2 -…

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Q: 1. Determine whether there is a significant difference on the perceived capabilities in research…

A: Anova is the analysis that used to compare the categorical variable which are numerical. It used to…

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A: According to the given information in this question We need to find test statistic and identify the…

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Q: In the population, the average IQ is 100 with a population standard deviation (o) of 15. A team of…

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Q: na box containing 8 red balls, 8 green alls and 8 blue balls, how many color rrangements are there…

A: 8 red 8 green  8 blue choose 3 without replacement. possible colour combinations n = ?

Q: 1. The average number of cycles of charging of rechargeable batteries manufactures in a certain…

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Q: 00000 the confidence interval? Both the margin of error and the width would increase. The margin of…

A: It is given that the two confidence interval. Here, need to compare the effect of decreasing…

Q: 7- Suppose X, Y and Z be random variables with j.p.m.f. f(x, y, z) = kxyz with x E {1,2}, y = {1, 2,…

A: Given information: The value of k is obtained below:

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: Answer: - Given, Two cards are selected from a standard deck of 52 cards without replacement.…

Q: 7- Suppose X, Y and Z be random variables with j.p.m.f. f(x, y, z)= kxyz with x E {1,2}, y E…

A: Given information: fx,y,z=kxyz, x=1,2, y=1,2,3 and z=1,2 The value of k is obtained below:…

Q: Suppose that the table shows the COVID-19 cases and deaths in some NCR cities during the COVID-19…

A: Given data is

Q: Use the given information to fill in the number of elements for each region in the Venn diagram.…

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Q: 3. A decision-making procedure to find out whether there is a significant difference between a claim…

A: The objective is to find the correct option from the given choices.

Q: Group of answer choices µ $650,000 µ≥ $650,000      The p-value  is  Group of answer choices 0.8766…

A: West Marin County includes the Golden Gate National Recreation Area, the Pt. Reyes National…

Q: 12. The table shows that the total of 10,000 people visited the shopping mall over 12 hours. What…

A: Here use given table of time and respective number of people visited the mall Here from given table…

Q: 19.    A vendo machine is designed to fill plastic cups with 19 ounces of orange juice. A costumer…

A: As per our guidelines we are suppose to answer only one question19)Givensample…

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A: Theoretically a state i, upon entering which if the process definitely (infinitely often) returns to…

Q: If X-N(7,4), the P(15.364 ≤ (x-7)²20.095) is

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Q: Which is not true about random sampling? A.it is a process used to draw a subset of subjects from…

A: The objective is to identify the statement that is not true about random sampling.

Q: Suppose that the table shows the COVID-19 cases and deaths in some NCR cities during the COVID-19…

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Q: he table shows the annual compensation of 40 randomly chosen CEOs (millions of dollars).   5.58…

A: Hai  Put the data into excel sheet shart the data from A1 to A41 Then use the excel formulas

Q: Q3: Choose the correct answer Let X-F(4,8), then 1. * 1. The value of E(X) is O B O A. 1.43 B. 1.33…

A: Considering the variable, X~Fv1, v2, the mean of the distribution, i.e.,  EX=v2v2-2; v2>2 And v1,…

Q: Let the probability density function of the random variable X is = {² (3) * 0 Then My(t) is f(x) = ,…

A: Given information: fx=213x, x=1,2,3,.... Formula: MXt=Eetx=∑i=1∞etxfx

Q: The amount of snowfall falling in a certain mountain range is normally distributed with a mean of 73…

A: Given information- Population mean, µ = 73 inches Population standard deviation, σ = 10 inches…

Q: Sampling distribution Suppose population 1 is all blue cars sold at used car auctions, and the mean…

A: Given  A multiple choice question on sampling distribution.we need to determine whether the sample…

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Q: Let X and Y have a bivariate normal distribution with parameters p₁= 5.4,0₁ = 1.5, 25.10.₂= 2 and p=…

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Q: 11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)) where each point is…

A: Given: Sample space S=-2,4, -1,1, 0,0,1,1,2,4 X defines the first component of a sample point Y…

Q: uality control: A population of semiconductor wafers contains wafers from three lots. The wafers…

A: To find the required probabilities.

Q: 11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)}, where each point is…

A: The sample space is S={(-2,4),(-1,1),(0,0),(1,1),(2,4)} x is the fist component y is the second…

Q: The following table shows a company's annual revenue (in billions of dollars) for 2009 to 2014.…

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Q: Test the given claim. Identify the null hypothesis, alternative hypothesis, test statistic, P-value,…

A: Given data: Significance level = 0.10 To find the appropriate confidence interval