Assume that you have a sample of n1=8​, with the sample mean X1=44​, and a sample standard deviation of S1=5, and you have an independent sample of n2=14 from another population with a sample mean of X2=30 and the sample standard deviation S2=6.   a. What is the value of the​ pooled-variance tSTAT test statistic for testing H0: μ1=μ2​?   tSTAT=______

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A: x1 =473x2 = 459 s1 = 39.7s2 =24.5 n1 = 8n2 =18

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