The mean weight of newborn infants at a community hospital is 6.6 pounds. A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0, 7.3, 6.0, 8.8, 6.8, 8.4, and 6.6 pounds. What are the degrees of freedom associated with this claim?
A) 7
B) 8
C) 6
D) 6.6
E) 7.6

Question

Quizplus · Accepted Answer

The degrees of freedom for a sample is calculated as the sample size minus one. For a sample of seven infants, the degrees of freedom is 7 - 1 = 6.

The Mean Weight of Newborn Infants at a Community Hospital