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Rejecting a true null hypothesis is a A. Type I error B. Type II error C. Type III error D. The correct decision 2. M = 75 Ha: M 75 Sample shows X...
1. Rejecting a true null hypothesis is a
A. Type I error
B. Type II error
C. Type III error
D. The correct decision
2.
Ho : M = 75
Ha: M ≠ 75
Sample shows
X bar = 80
s = 14
n = 49
Alpha = .05
A. t critical = _________________
B. t calculated = _______________
C. Decision is