19Consider the middle interval in the sampling distribution of ?̅: 0.4300.500 where ?̅ is obesity rate in the random samples of adult males in the age group 50-59. Given α = 0.05, what is the sample size ? in this sampling distribution? a895 b836 c781 d730

Answered: Image /qna-images/answer/e73a2aeb-49d8-4d87-9baf-c80dc9e69749.jpg

Answered: 9 Consider the middle interval in the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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3. Normal Distribution and Z - Scores Assume a normal distribution for a population of scores for a standardized exam. The average exam score is 70, and the standard deviation is 5. Jeff's exam score is 63. a) What percentage of the population has an exam score greater than Jeff's? b) What percentage of the population has an exam score greater than Jeff's but less than the score of 74? c) If 10,000 people were given the exam, how many of them have an exam score less than Jeff's?
A sample of size n = 47 has sample mean * = 57.6 and sample standard deviation s=9.5. Answer the two questions.
Participants who agree to use a certain weight loss pill to help alleviate their hunger were randomly surveyed before and after taking the weight loss pill. Their responses are given below using a scale from 1 to 10, where 1 is a small amount of hunger and 10 is very hungry. Does this weight loss pill help alleviate hunger? Before 9 9 7 6 8 7 7 5 8 After 8 9 6 5 8 7 8 4 6 What is the decision for this test? Participants who agree to use a certain weight loss pill to help alleviate their hunger were randomly surveyed before and after taking the weight loss pill. Their responses are given below using a scale from 1 to 10, where 1 is a small amount of hunger and 10 is very hungry. Does this weight loss pill help alleviate hunger? Before 9 9 7 6 8 7 7 5 8 After 8 9 6 5 8 7 8 4 6 What is the decision for this test? Fail to reject the null because the test statistic is not in the critical region and the p-value is less than alpha. Reject the null because the…
Find the standardized test statistic estimate, z, to test the hypothesis that p1 > p2. Use α = 0.01. The sample statistics listed below are from independent samples. Sample statistics: n1 = 100, x1 = 38, and n2 = 140, x2 = 50 a.0.638 b.0.362 c.2.116 d.1.324
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7.Statistics Quiz
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19	Consider the middle interval in the sampling distribution of ?̅:
			0.430	0.500

	where ?̅ is obesity rate in the random samples of adult males in the age group 50-59. Given α = 0.05, what is the sample size ? in this sampling distribution?

a	895
b	836
c	781
d	730

9 Consider the middle interval in the sampling distribution of ?̅: 0.430 0.500 where ?̅ is obesity rate in the random samples of adult males in the age group 50-59. Given α = 0.05, what is the sample size ? in this sampling distribution? a 895 b 836 c 781 d 730