Mathematics, 21.01.2020 01:31 kcain1020
Aveterinarian does research on the causes of enteroliths, stones that develop in the colon of horses. she suspects that feeding alfalfa might be a cause. to investigate that suspicion, she selects five horses that are known to have enteroliths and compares the number of flakes of alfalfa they have eaten over a month with the number of flakes eaten by five horses free of enteroliths. if she calculates a two-sample confidence interval by hand for the difference in the mean number of flakes fed to horses with and without enteroliths the degrees of freedom she should use are:
10.
8.
4.
5.
Answers: 1
= Size of first sample.
and 
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