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) O ($53,178.61, $56,821.39)

MATLAB: An Introduction with Applications
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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 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)
($53,836.91, $56,163.09)
O ($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) ($53,836.91, $56,163.09) O ($53,178.61, $56,821.39)
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