Starting salaries of 150 college graduates who have taken a statistics course have a mean of $44,102. The sample standard deviation is $9,168. Using 99% confidence, find both of the following. Give your answers to at least 2 decimal places. A. The margin of error E # B. The confidence interval for the mean : # <μ< Use 3 decimal places in your critical value. #

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 11PPS
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Starting salaries of 150 college graduates who have taken a statistics course have a mean of $44,102. The sample standard
deviation is $9,168.
Using 99% confidence, find both of the following. Give your answers to at least 2 decimal places.
A. The margin of error E
#
B. The confidence interval for the mean :
<μ<
Use 3 decimal places in your critical value.
#
Transcribed Image Text:Starting salaries of 150 college graduates who have taken a statistics course have a mean of $44,102. The sample standard deviation is $9,168. Using 99% confidence, find both of the following. Give your answers to at least 2 decimal places. A. The margin of error E # B. The confidence interval for the mean : <μ< Use 3 decimal places in your critical value. #
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