In order to determine an interval for the mean of a

Reference no: EM13626001

In order to determine an interval for the mean of a population with unknown standard deviation a sample of 61 items is selected. The mean of the sample is determined to be 23. The number of degrees of freedom for reading the t value is:

a. 60

b. 22

c. 23

d. 61

Reference no: EM13626001

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