A Random Sample of Size 16 Taken from a Normally

question 26

Multiple Choice

A random sample of size 16 taken from a normally distributed population revealed a sample mean of 50 and a sample variance of 36.The upper limit of a 95% confidence interval for the population mean would equal:

• A)57.81
• B)53.20
• C)69.90
• D)75.31

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