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Question

A researcher is conducting a matched"‘pairs study. She gathers data on each pair in the study resulting in:
Pair Group 1 Group 2
1 10 12
2 8 9
3 11 11
4 8 10
5 9 12

Assume that the data are normally distributed in the population. The degrees of freedom in this problem are _______.
a) 4
b) 8
c) 5
d) 9
e) 3

Answer

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