Data from a sample of 625 people in a city was used to estimate the mean monthly cell phone bill paid by city residents to be $95 with a standard deviation of $0.75. Enter a number in the box to complete the sentence below.Use the formula , and the info listed above, to calculate the margin of error for a 95% confidence interval. Round your answer to the nearest hundredth.
Data from a sample of 625 people in a city was used to estimate the mean monthly cell phone bill paid by city residents to be $95 with a standard deviation of $0.75. Enter a number in the box to complete the sentence below.Use the formula , and the info listed above, to calculate the margin of error for a 95% confidence interval. Round your answer to the nearest hundredth.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 11PPS
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Data from a sample of 625 people in a city was used to estimate the mean monthly cell phone bill paid by city residents to be $95 with a standard deviation of $0.75.
Enter a number in the box to complete the sentence below.
Use the formula , and the info listed above, to calculate the margin of error for a 95% confidence interval. Round your answer to the nearest hundredth.
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