Question

The data shown below is collected from a sample.

74, 75, 78, 70, 71, 71, 74, 75, 72, 73, 69, 77, 68, 69, 75, 73, 72

To determine how much the sample mean differs from the population mean of 70, what is the t-value?

1.34
1.38
3.92
6.61

Answer 1

Answer: 1.38

Explanation:

because