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Previous Problem Problem List Next Problem (10 points) A random sample of 14 size AA batteries for toys yield a mean of 3.71 hours

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Previous Problem Problem List Next Problem (10 points) A random sample of 14 size AA batteries for toys yield a mean of 3.71 hours with standard deviation, 1.45 hours. (a) Find the critical value, t*, for a 99% Cl. t* = (b) Find the margin of error for a 99% Cl.

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