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A sample of male and female students were equipped with a device that records sound for one day. Data about number of words spoken per day are presented below: Mean Standard Deviation Males (n=56) 16177 7520 Answer the following: 1. Upper Limit 2. Lower Limit Females (n=56) 16569 9108 Construct a 99% confidence interval for the difference in the mean number of words spoken by males and females. Assume the population variances to be unknown and unequal.

A sample of male and female students were equipped with a device that records sound for one day. Data about number of words spoken per day are presented below: Mean Standard Deviation Males (n=56) 16177 7520 Answer the following: 1. Upper Limit 2. Lower Limit Females (n=56) 16569 9108 Construct a 99% confidence interval for the difference in the mean number of words spoken by males and females. Assume the population variances to be unknown and unequal.

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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A sample of male and female students were equipped with a device that records sound for one day. Data about number of words spoken per day are presented below: Mean Standard Deviation Males (n=56) 16177 7520 Answer the following: 1. Upper Limit 2. Lower Limit Females (n=56) 16569 9108 Construct a 99% confidence interval for the difference in the mean number of words spoken by males and females. Assume the population variances to be unknown and unequal.
Transcribed Image Text:A sample of male and female students were equipped with a device that records sound for one day. Data about number of words spoken per day are presented below: Mean Standard Deviation Males (n=56) 16177 7520 Answer the following: 1. Upper Limit 2. Lower Limit Females (n=56) 16569 9108 Construct a 99% confidence interval for the difference in the mean number of words spoken by males and females. Assume the population variances to be unknown and unequal.
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