If n(A) = 41, n(B) = 21, and n(A n B) = 9, find n(A U B).

Q: = 142 is the number of M&Ms in my bag and x =38 is my count for Blue M&Ms. What is the probability…

A: It is given that Total number of M&Ms in bags = n = 142 Number of blue M&Ms = x= 35

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A:

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Q: explanation

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Q: If you want to be 95​% confident of estimating the population proportion to within a sampling error…

A:

Q: places.

A: Given data: p = 0.78 n = 114 α=0.05 (95% CI)   Confidence interval for proportion:

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A: Given,mean(μ)=130  secstandard deviation(σ)=45  sec

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A: GivenMean(x)=32standard deviation(s)=8sample size(n)=32The null and alternative hypothesis…

Q: Study 1: A study of 300 high school students was done. Half of them instructed to drink soda every…

A: Given data, A study of 300 high school students was done. Half of them instructed to drink soda…

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A: Given data:    40 =Total reviewees 30=  passed MATH, 36 =  passed ESAS and 2  = failed in both…

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A: By empirical rule: it says that for a normal distribution all observed data lies within three…

Q: P-value is not 0.0156.

A: The F-test statistic value for the treatment is 6.60.

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A: a)GivenTest is left tailed testTest statistic(z)=-1.78

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Q: Create a set of three numbers with a mean of 5 and a standard deviation of 5.

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Q: Find the value of Za a= 0.238 The value of Z0.238 is —— ( Round to two decimal places as needed.)

A: Given α=0.238

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A: Here we use the concept of standard normal distribution.        Note : according to bartleby…

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Q: Part 1 Choose the correct answer below.

A: To explain the confidence interval limit

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A: We have given that  95% confidence interval is (17, 54)Population mean value (µ) = 14

Q: 40 0 -40 0.4 1980 2 4 6 8 10 1990 12 PACF -0.4 0.0 0.4 2000 1 2 T MA 4 6 8 2010 10 12

A: Based on the ACF plot it can be seen that there are no significant spike outside the threshold.…

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A: (i) The objective is to complete the ANOVA table:

Q: What is meant by "the t-test is robust"?

A: The t-test is strong to non-ordinariness; its legitimacy is possibly raised doubt about whenever…

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A: Given: n=3 probability of refrain of driver using cell phones is 0.76

Q: Exercise 1.14 (Static) THE BANK CUSTOMER WAITING TIME CASE A bank manager has developed a new system…

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A: Given Information: Sample size n=32 Sample mean x¯=139.5 Population standard deviation σ=44.5

Q: Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of…

A: Weekly gross Revenue Television Advertising Newspaper Advertising 96 5 1.5 90 2 2 95 4 1.5…

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A: Given : Standard deviation (σ) = 108 Sample size (n) = 64 Sample mean (X¯) = 330 Confidence level =…

Q: A population is normally distributed with a mean of 50 and a standard deviation of 10. Find the…

A: Given data,Mean μ=50sd    σ=10P(X<44)=?

Q: If a population has a mean of 228.8 and a standard deviation of 35.5 then a sampling distribution…

A: Given that, mean is 228.8 and standard deviation is 35.5. We will use z-standard normal…

Q: A population of grades for a statistics class of six students is given below:   71,63,68,80,85,82…

A:

Q: taken

A: Bootstrap Sample: A sample obtained from the bootstrapping technique under which a smaller sample is…

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A: It is given that the discrete probability distribution table.

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A: The objective of factual testing is to find the worth of a boundary where the likelihood of that…

Q: Question 12 The boxplot below shows salaries for CPAS and Actuaries in a town. CPA Actuary 20 30 40…

A: Given Q1 of cpa is,35 thousands Q1 of actuaries is 65 thousands

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Q: What is the range of this data set? range =  What is the standard deviation of this data set?

A: It is given that the sample of size n = 10 is  122.9 96.4 101.6 109.4 115.8 91.7 122.9 122.9 81…

Q: from

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Q: I want to explain these outpu

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Q: n = 143 is the number of M&Ms in my bag and x =6 is my count for Green M&Ms. Using the sample of n…

A: Answer :- Given,  n = 143 is the number of M&Ms in my bag                  and x =6 is my count…

Q: Question 12 The boxplot below shows salaries for CPAS and Actuaries in a town. CPA Actuary 20 30 40…

A: Given Q1 of CPA 35 thousands Q1 of actuaries is 65 thousands

Q: A warehouse employs 22 workers on first shift, 17 workers on second shift, and 10 workers on third…

A: Given,no.of first shift workers=22no.of second shift workers=17no.of third shift workers=10no.of 2nd…

Q: At a 0.05 level of significance, can we conclude that the mean waiting time is less than three…

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A: For the given data Find regression equation =? predicted value =?