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Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum sample size needed to be 99% confident that the sample standard deviations is within 50% of a. Is this sample size practical? 6 To be 95% confident that s is within of the value of o, the sample size n should be at least To be 99% confident that s is within of the value of o, the sample size n should be at least 1% 5% 10% 20% 30% 40% 50% 19,205 768 The minimum sample size needed is. Is this sample size practical? 192 48 21 12 8 1% 5% 10% 20% 30% 40% 50% 33,218 1,336 336 85 38 22 14 OA. No, because the sample size is excessively large to be practical for most applications. B. No, because the sample size should be as small as possible for most applications. OC. Yes, because the sample size is small enough to be practical for most applications. D. Yes, because the sample size should be as large as possible for most applications. LAVE

Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum sample size needed to be 99% confident that the sample standard deviations is within 50% of a. Is this sample size practical? 6 To be 95% confident that s is within of the value of o, the sample size n should be at least To be 99% confident that s is within of the value of o, the sample size n should be at least 1% 5% 10% 20% 30% 40% 50% 19,205 768 The minimum sample size needed is. Is this sample size practical? 192 48 21 12 8 1% 5% 10% 20% 30% 40% 50% 33,218 1,336 336 85 38 22 14 OA. No, because the sample size is excessively large to be practical for most applications. B. No, because the sample size should be as small as possible for most applications. OC. Yes, because the sample size is small enough to be practical for most applications. D. Yes, because the sample size should be as large as possible for most applications. LAVE

MATLAB: An Introduction with Applications
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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Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum sample size needed to be 99% confident that the sample standard deviation s is within 50% of a. Is this sample size practical? 6 To be 95% confident that s is within of the value of o, the sample size n should be at least To be 99% confident that s is within of the value of o, the sample size n should be at least 1% 5% 10% 20% 30% 40% 50% 19,205 768 192 48 The minimum sample size needed is. Is this sample size practical? 21 12 8 1% 5% 10% 20% 30% 40% 50% 33,218 1,336 336 85 38 22 14 OA. No, because the sample size is excessively large to be practical for most applications. OB. No, because the sample size should be as small as possible for most applications. OC. Yes, because the sample size is small enough to be practical for most applications. OD. Yes, because the sample size should be as large as possible for most applications. Next
Transcribed Image Text:Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum sample size needed to be 99% confident that the sample standard deviation s is within 50% of a. Is this sample size practical? 6 To be 95% confident that s is within of the value of o, the sample size n should be at least To be 99% confident that s is within of the value of o, the sample size n should be at least 1% 5% 10% 20% 30% 40% 50% 19,205 768 192 48 The minimum sample size needed is. Is this sample size practical? 21 12 8 1% 5% 10% 20% 30% 40% 50% 33,218 1,336 336 85 38 22 14 OA. No, because the sample size is excessively large to be practical for most applications. OB. No, because the sample size should be as small as possible for most applications. OC. Yes, because the sample size is small enough to be practical for most applications. OD. Yes, because the sample size should be as large as possible for most applications. Next
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