Which of the following values is the best estimate of the population mean using the following sample data: 4,4,4,5,5?
A)4.40
B)4.4/N - 1
C)3.5
D)22/N - 1

Question

Quizplus · Accepted Answer

To find the population mean, we need to take the sum of all the values in the sample and divide it by the total number of values in the sample. 
4+4+4+5+5 = 22 
Total number of values = 5

So, the population mean = 22/5 = 4.4. Therefore, the best estimate of the population mean is 4.40 (Option A).

Which of the Following Values Is the Best Estimate of the Population