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SOLVED: Population means, which of the following assumptions is in testing the difference between two sample procedure that uses a pooled estimate of the common variance σ²? Not true for the two -a. The population variances should be equal or nearly equal. b. The populations from which the samples are drawn must be normally distributed. c. The two samples must be independent of each other. d. The two samples must be small and selected at random from the populations.
SOLVED: Population means, which of the following assumptions is in …
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