Thirty-Six Months Were Randomly Sampled and the Discount Rate on New

Multiple Choice

Thirty-six months were randomly sampled and the discount rate on new issues of 91-day Treasury Bills was collected.The sample mean is 4.76% and the standard deviation is 171.21.What is the unbiased estimate for the mean of the population?

A) 29312.86
B) 13.0847
C) 0.0476
D) 4.76%
E) 8.1496