xpress the confidence interval (65.2%,83.2%) in the form of ˆp ± ME. _____% ± _____ %

Q: You are conducting a multinomial hypothesis test (a 0.05) for the claim that all 5 categories are…

A: Solution:  Given information: k=5 Categories  n=18+25+13+9+9= 74 Sample size

Q: The first 8 alphabets are written down at random. what is the probability that the letters b,c,d,e…

A: Given that there are 8 alphabets  We have to find the probabilities that the letters b,c,d,e always…

Q: The first 8 alphabets are written down at random. what is the probability that the letters b,c,d,e…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). In a study…

A: Note: According to Bartleby guidelines expert solve only one question and maximum three subpart of…

Q: O A random sample of 44 taxpayers claimed an average of $9,903 in medical expenses for the year.…

A: Given: Sample size n = 44 Sample mean X = 9903 Population standard deviation σ = 2443 Formula Used:…

Q: Researchers were interested in assessing the effects of a new treatment was assessed in all…

A: Calculation of mean and variances for each  groups: For 0 Weeks: sample size (n1) = 5 sample mean…

Q: Fortune magazine publishers an annual list of the 500 largest companies in the United States. The…

A: P(event A)=no. of outcomes favorable to A/ total n. of outcomes P(A or B or C) = P(A)+P(B)+P(C) when…

Q: Molly earned a score of 940 on a national achievement test. The mean test score was 850 with a…

A: given data normal distribution μ = 850σ = 100molly score x = 940P(x>940) = ?

Q: You are designing a two-arm parallel-groups trial of a new blood pressure-lowering medication…

A: A  two-arm parallel-groups design is applied to test a new blood pressure-lowering medication…

Q: (a) How many observations are there in group 1? Circle the number and write (a) next to it. (b) What…

A: A point estimate for the population standard deviation, σ/√n is given by the sample standard…

Q: Samples of DNA are collected, and the four DNA bases of A, G, C, and T are coded as 1, 2, 3, and 4,…

A:

Q: There are n urns and each urn contains a white and b red balls. A ball is chosen from Urn 1 and put…

A:

Q: A camera store sells an average of 100 cameras per month. The cost of having a camera in inventory…

A: Given data: Number of lost cameras Price per camera 1-10 10 11-40 9 41-100 7 more than…

Q: Assume that a simple random sample has been selected from a normally distributed population and test…

A: Method:  Reject H0. If P-value is less than the level of significance alpha

Q: Out of first 20 natural numbers, one number is selected at random. The probability that it is either…

A:

Q: A manufacturer of colored candies states that 13% of the candies in a bag should be brown, 14%…

A: From given data we have : Expected fraction (p) Observed (O) 0.13 59 0.14 65 0.13 57 0.24…

Q: Strassel Investors buys real estate, develops it, and resells it for a profit. A new property is…

A: Given information: President and owner of Strassel Investors, believes if he purchases and develops…

Q: What is the Tukey HSD for the 0 week and 2 week comparison? -0 week and 4 week? -2 week and 4 week?

A: If an Anova shows significant result, then to find the different treatment another technique is…

Q: 1. The percentage of defective articles produced by a machine is 8%. Use a suitable approximation…

A: Let there are n trials and each having two outcomes - Success and Failure. The trials are…

Q: K A binomial probability experiment is conducted with the given parameters. Compute the probability…

A: Given that, n= 13 and probability p= 0.35 X~ Binomial (13,0.35)

Q: Toss a coin twice. Find the probability of getting 1 head. (In this course, I head is taken to mean…

A:

Q: Mars Inc. claims that they produce M&Ms with the following distributions:   Brown     30%     Red…

A: From the provided information, Sample proportion of blue M&M (p̂) = 0.10 Confidence level = 90%…

Q: Consider the experiment of rolling a pair of dice. Suppose that we are interested in the sum of the…

A: The sample space of rolling a pair of dice is, Sample space…

Q: Suppose Burger King has run a major advertising campaign in the hopes of increasing monthly sales.…

A: The data set shows the monthly sales before and after the advertising.

Q: A particular fruit's weights are normally distributed, with a mean of 453 grams and a standard…

A:

Q: Here are yesterday's high temperatures (in Fahrenheit) in 14 U.S. cities. 46, 49, 50, 55, 56, 59,…

A: Given: n = 14 Formula Used: Lower quartile Q1 = n+14thterm Median Q2 = 2(n+1)4thterm Upper quartile…

Q: In the country of United States of Heightlandia, the height measurements of ten-year-old children…

A: Given Data : The height measurements of ten-year-old children are approximately normally…

Q: The waiting times between a subway departure schedule and the arrival of a passenger are uniformly…

A: GIVEN DATA uniform distribution between 0 minutes and 7 minutes x~U(0,7) P(x>2.25) = ?

Q: Toss a coin twice. Find the probability of getting 1 head. (In this course, I head is taken to mean…

A: A coin is tossed twice. The sample size is 24=16. S={HH,HT, TH,TT}

Q: Let z be a random variable with a standard normal distribution. Find the indicated probability.…

A: Solution-: Let, Z- be the standard normal random variable We want to find P(Z≤-0.13)=?

Q: The following OLS assumption is most likely violated by omitted variables bias: O A. there is…

A: The objective is to identify the assumption that is most likely violated by omitted variables bias:…

Q: Suppose 244 subjects are treated with a drug that is used to treat pain and 55 of them developed…

A: Form given data we have : n=244 x=55 p=0.2 sample proportion p^=xn=55244=0.2254

Q: Worksheet #9 An analyst for a shopping district would like to determine the rent that should be…

A: Given information:   Coefficients Standard error t Stat P-value Lower 95% Upper 95% Intercept…

Q: Suppose the Humane Society claims that 30% of U.S. households own cats. You believe your community…

A: given data, claim:p≠0.30n=30030% owns cat p^=0.30α=0.10we have to complete hypotheisis for the given…

Q: Suppose you are testing the hypotheses  H0:μ=10 and Ha:μ≠10, and the p−value is 0.06. Would a 90%…

A:

Q: Express the confidence interval 0.333<p <0.555 in the form p + E. p+E= 0.444 ± 0.111

A: given data the confidence interval 0.333&lt;p&lt;0.555we have to find out the answer in given format…

Q: A waiter believes the distribution of his tips has a model that is slightly skewed to the right,…

A: Given data: Mean = $9.70 Standard deviation = $4.60 Sample size = 40

Q: Question #3  END NEED Samples of body temperatures were collected for a group of women and a group…

A: Given: Women: Sample size n1=15 Sample mean x¯1=98.38 Sample standard deviation s1=0.45 Men: Sample…

Q: What is the probability of getting a multiple of 2 or 5 when an unbiased cubic die is thrown?

A:

Q: A continuous random variable X has a normal distribution with mean 6. The probability that X takes a…

A: It is given that the probability that X takes a value greater than 15 is 0.38.

Q: A five digit number is formed with the digits 0,1,2,3 and 4 without repetition. Find the chance that…

A:

Q: In a study of cell phone use and brain hemispheric​ dominance, an Internet survey was​ e-mailed to…

A: It is given that, n=2416 and x=1010.

Q: Suppose a sample of 30 Stats students are given an IQ test. If the sample has a standard deviation…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: GIVEN DATA,  n=971x=554P^=Xn=554971=0.5705CI=0.99α=1-0.99=0.01we have to find out the confidence…

Q: Suppose that we have a sample space with five equally likely experimental outcomes: {E1,E2, E3, E4,…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Given that  Z follows standard normal distribution with mean zero and standard deviation one  Z ~…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: Confidence interval is used to determine the range where the true parameter lies. It can be…

Q: A diet guide claims that you will get 120 calories in a serving of vanilla yogurt. Consumer Reports…

A: From the provided information, Sample size (n) = 14 Level of significance (α) = 0.05

Q: A survey of magazine subscribers showed that 45.8% rented a car during the past 12 months for…

A: For any two events A and B, union of A and B, is the occurrence of either A or B or both. In other…

Q: A room contains 3 brown, 5 black and 4 white chairs. Two chairs are picked and are put in the lawn.…

A: Given that  Total chairs = 3 + 5 + 4 = 12 Two chairs are picked and put in the lawn