Given M 1 = 88, M 2 = 83, t cv = 2.042, t = 2.040, and
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Given M1 = 88, M2 = 83, tcv = 2.042, t = 2.040, and a two-tailed test with α = .05,
(a) Decide whether the null hypothesis was rejected or not,
(b) Tell whether the difference between sample means is a statistically significant one or not, and
(c) Make a statement about the direction of the difference between the population means.
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a H 0 not rejected b N...View the full answer
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