Statistics Analysis for Mean Salary of All Google Managers
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A random sample a 16 Google managers yield the following information on annual salaries. The sample mean is $89,000, with a sample standard deviation of $8,000.
What is the mean salary of all Google managers?
What is the 95% confidence interval for the population mean?
Confidence interval - mean
95% confidence level
89000 mean
8000 std. dev.
16 n
2.131 t (df = 15)
4262.899 half-width
93262.899 upper confidence limit
84737.101 lower confidence limit.
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The solution discusses a statistical analysis for mean salary of all Google managers.
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