Assume that the two samples are independent simple random samples selected from normally distributed populations. Also...

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Assume that the two samples are independent simple random samples selected from normally distributed populations. Also assume that the population standard deviations are not equal. (0,0₂). Use a 0.01 significance level to test the claim that the two population means are different. Placebo group: Paroxetine treatment group: n = 21, x 21.57, s= 3.87 n = 19, x 20.38 = 3.91 S= Assume that the two samples are independent simple random samples selected from normally distributed populations. Also assume that the population standard deviations are not equal. (0,0₂). Use a 0.01 significance level to test the claim that the two population means are different. Placebo group: Paroxetine treatment group: n = 21, x 21.57, s= 3.87 n = 19, x 20.38 = 3.91 S=

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Answer I Given x 1 2157 s 1 387 n 1 21 x 2 2038 s 2 391 n 2 19 Ho M H2 H H H Test statistic t x xs... View the full answer