A random sample of 50 employees is chosen from a company. The average salary of the 50 employees is $55,000 and the standard deviation is $5,000. Find a 95% confidence interval for the average salary of the entire company. (Type numbers in Excel without dollar sign) O ($53,614.09, $56,385.90) ($53,579.02, $56,420.98) ($53,579.01, $56,420.98) ($53,614.10, $56,385.90)

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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A random sample of 50 employees is chosen from a company. The average salary of the 50
employees is $55,000 and the standard deviation is $5,000. Find a 95% confidence interval
for the average salary of the entire company. (Type numbers in Excel without dollar sign)
($53,614.09, $56,385.90)
O ($53,579.02, $56,420.98)
O ($53,579.01, $56,420.98)
O ($53,614.10, $56,385.90)
Transcribed Image Text:A random sample of 50 employees is chosen from a company. The average salary of the 50 employees is $55,000 and the standard deviation is $5,000. Find a 95% confidence interval for the average salary of the entire company. (Type numbers in Excel without dollar sign) ($53,614.09, $56,385.90) O ($53,579.02, $56,420.98) O ($53,579.01, $56,420.98) O ($53,614.10, $56,385.90)
A random sample of 50 employees is chosen from a company. The average salary of the 50
employees is $55,000 and the standard deviation is $5,000. Find a 99% confidence interval
for the average salary of the entire company.
O ($53,178.61, $56,821.38)
O ($54,991.14, $55,008.86)
O ($53,836.91, $56,163.09)
($53,178.61, $56,821.39)
Transcribed Image Text:A random sample of 50 employees is chosen from a company. The average salary of the 50 employees is $55,000 and the standard deviation is $5,000. Find a 99% confidence interval for the average salary of the entire company. O ($53,178.61, $56,821.38) O ($54,991.14, $55,008.86) O ($53,836.91, $56,163.09) ($53,178.61, $56,821.39)
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