Assume that a sample is used to estimate a population proportion (p). Find the margin of error (M.E), that corresponds to a sample size 372 with 189 successes at a confidence level of 99% M.E = Z value may be round to 3 decimal places and M.E round to 2 decimals

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A: k= 3 Groups or treatment  We want to perform the one way anova test here

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A: Level of significance ɑ=0.1, p value=0.0046  Population mean μ=68

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A: y^=1.554x-127.135

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A: Mean(μ)=3023 standard deviation(σ)=714 Sample size(n)=100

Q: Find a 98% confidence interval for the population standard deviation o.

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A: A social worker surveys a group of 100 high school students and asked them to indicate how many days…

Q: critical value for this hypothesis test would be decimal places. Round to two

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A: it is given that- X follows Poisson distribution with mean μ=2.7.

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A: The standard deviation of a sampling distribution

Q: A claim is made that the mean to be 66. Do you reject the Ho? > 53. You take a random sample and…

A: since we have given μ>53 and if we take a random sample and find the mean to be 66 then let, Null…

Q: When two births are randomly selected, the sample space for genders is bb, bg, gb, and gg. Assume…

A: 2 births are randomly chosen, hence, the possible births are b,b, b,g, g,b, g,g. Prob. of having a…

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A: NOTE:- According to bartleby guidelines expert can solve maximum three subpart of a question and…

Q: School All Female All Male Sample Size (n) 43 38 Mean Study Time (hrs) Standard deviation (M)…

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A: Eight horses are running in a race. In how many different ways can these horses come in first,…

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A: All normal distributions are

Q: Construct the confidence interval for the population mean μ. c=0.95​, x=16.1​, σ=7.0​, and n=  65

A: c=0.95​,x=16.1​,σ=7.0​,andn=  65

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A: Here use definition of type 1 error

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Q: Find the range for the given data, 32,56,87,59,26,85,59,25,35,76

A: Answer: From the given data, 32,56,87,59,26,85,59,25,35,76 Sample size(n) = 10

Q: The assets (in billions of dollars) of the four wealthiest people in a particular country are 43,…

A: The assets of the four wealthiest people are 43, 34, 16, and 11.

Q: The following data lists the ages of a random selection of actresses when they won an award in the…

A: The given claim is that the population of ages of Best Actresses and Best Actors differences have a…

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A: Coins in Bag Q D N P 26 24 24 26 a

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Q: In a study of 778 randomly selected medical malpractice lawsuits, it was found that 486 of them were…

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Q: K The state test scores for 12 randomly selected high school seniors are shown on the right.…

A: Since you have already calculated the sample mean and sample standard deviation thus, we have Sample…

Q: Use this table to answer the following questions. # of siblings 0-2 3-5 6 or more Total Broncos…

A: # of siblings 0-2 3-5 6 or more Total Broncos Fan 8 11 15 34 Not a Broncos Fan 5 8 4 17 Total…

Q: Method End-of-Training Proficiency Method coded Study Time Proficiency*Method coded classroom 14 94…

A: Given data: Method End-of-Training y Proficiency x1 Method coded x2 Study Time x3…

Q: a) Compute E(Zn+1| Zn = k) for k ≥ 0. b) Compute E(Zn+1|Zn). c) Compute E(Zn). d) What can you say…

A: `

Q: a. Calculate a 95% confidence interval for the mean number of hours slept in the Population, using…

A: Data 4.5 5 5 6 6 6 6 6 6 6 6.3 6.5 6.5 6.5 6.5 6.5 6.5 6.5 7…

Q: Since an instant replay system for tennis was introduced at a major tournament, men challenged 1396…

A: n1=1396, n2=773, X1=414, X2=210, α=0.01

Q: A researcher is interested in seeing if negative political ads against an opponent (group one) are…

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A: Mystery Fiction Nonfiction Self-help Rural 2121 5454 7575 2828 Urban 3636 8282 6767 5858…

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Q: Calculate p( A and B) for the following data P(B') = 0.65, P(A |B)= 0.30

A: Answer: From the given data, P(B') = 0.65 ⇒P(B) = 1 - P(B') = 1 - 0.65 = 0.35 P(A | B) = 0.30

Q: A robot is going to attempt the same task 100 times. Each time it tries, it will either succeed or…

A: From the above given data the following solution is provided below :

Q: A researcher randomly purchases several different kits of a popular building toy. The following…

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Q: a. State the hypotheses for testing if a significant difference exists between the two population…

A: The following summary statistics are obtained from two independent populations: x1=18    n1=80 x2=44…

Q: 1. A recent article in a magazine reported that a job awaits only one in three new college…

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Q: Officials in charge of televising an international chess competition in South America want to…

A: Suppose that µ is the population average time per move.