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Consider data for four random variables T, U, V, W. For each variable, there are six observations (n=6). Assume for this question that each of the four variables is drawn from a population that is normally distributed.T = (1, 3, 4, 4, 5, 8)U = (1, 1, 2, 2, 3, 4)V = (1, 2, 3, 3, 4, 5)W = (1, 2, 3, 4, 4, 4)The 90‐percent confidence interval for variable V is approximately:

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