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Starting salaries of 110 college graduates who have taken a statistics course have a mean of $44,732. Suppose the distribution of this population is approximately normal and has a standard deviation of $8,194. Using an 85% confidence level, find both of the following: (NOTE: Do not use commas or dollar signs in your answers.) (a) The margin of error: (b) The confidence interval for the mean :| <

Starting salaries of 110 college graduates who have taken a statistics course have a mean of $44,732. Suppose the distribution of this population is approximately normal and has a standard deviation of $8,194. Using an 85% confidence level, find both of the following: (NOTE: Do not use commas or dollar signs in your answers.) (a) The margin of error: (b) The confidence interval for the mean :| <

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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 110 college graduates who have taken a statistics course have a mean of $44,732. Suppose the distribution of this population is approximately normal and has a standard deviation of $8,194. Using an 85% confidence level, find both of the following: (NOTE: Do not use commas or dollar signs in your answers.) (a) The margin of error: (b) The confidence interval for the mean μ: как <
Transcribed Image Text:Starting salaries of 110 college graduates who have taken a statistics course have a mean of $44,732. Suppose the distribution of this population is approximately normal and has a standard deviation of $8,194. Using an 85% confidence level, find both of the following: (NOTE: Do not use commas or dollar signs in your answers.) (a) The margin of error: (b) The confidence interval for the mean μ: как <
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