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The shape of the T-distribution curve is wider than the normal curve because, O a. it has more sample size O b. the curve is represented by degrees of freedom O c. the mean is also located at the end of the curve O d. it has higher variance T-distribution is used when . O a. the population standard variance is unknown and the sample size is less than 30 O b. the sample standard deviation is given and the population size is less than 30 Oc. the population standard deviation is unknown and the sample size is greater than 30 O d. the sample size is greater than 30 and the population variance is known

The shape of the T-distribution curve is wider than the normal curve because, O a. it has more sample size O b. the curve is represented by degrees of freedom O c. the mean is also located at the end of the curve O d. it has higher variance T-distribution is used when . O a. the population standard variance is unknown and the sample size is less than 30 O b. the sample standard deviation is given and the population size is less than 30 Oc. the population standard deviation is unknown and the sample size is greater than 30 O d. the sample size is greater than 30 and the population variance is known

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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The shape of the T-distribution curve is wider than the normal curve because O a. it has more sample size O b. the curve is represented by degrees of freedom O c. the mean is also located at the end of the curve O d. it has higher variance T-distribution is used when O a. the population standard variance is unknown and the sample size is less than 30 O b. the sample standard deviation is given and the population size is less than 30 O c. the population standard deviation is unknown and the sample size is greater than 30 O d. the sample size is greater than 30 and the population variance is known
Transcribed Image Text:The shape of the T-distribution curve is wider than the normal curve because O a. it has more sample size O b. the curve is represented by degrees of freedom O c. the mean is also located at the end of the curve O d. it has higher variance T-distribution is used when O a. the population standard variance is unknown and the sample size is less than 30 O b. the sample standard deviation is given and the population size is less than 30 O c. the population standard deviation is unknown and the sample size is greater than 30 O d. the sample size is greater than 30 and the population variance is known
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