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Title: Two independent samples of sizes n1 = 50 and n2 = 50 are randomly selected from Post by: jabjab on Jan 30, 2015 Two independent samples of sizes n1 = 50 and n2 = 50 are randomly selected from two populations to test the difference between the population means, . The sampling distribution of the sample mean difference, is:
Title: Re: Two independent samples of sizes n1 = 50 and n2 = 50 are randomly selected from Post by: bio_man on Jan 31, 2015 Approximately Normal. This is because as the n increases it is easier to approximate that it is a normal distribution. In both cases, n is high enough to approximate normal.
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