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Hw 7,2 Assume that you have a sample of n, = 9, with the sample mean X, = 43, and a sample standard deviation of

Hw 7,2

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Assume that you have a sample of n, = 9, with the sample mean X, = 43, and a sample standard deviation of S, = 7, and you have an independent sample of n2 = 17 from another population with sample mean of X2 = 35 and the sample standard deviation S2 = 8. Complete parts (a) through (d) below. a. What is the value of the pooled-variance tSTAT test statistic for testing Ho: H1 = H2? STAT = (Round to two decimal places as needed.)

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