Question 451231
Suppose a one-tailed t-test is being applied to find out if the population mean is less than $212. The level of significance selected is 0.01 and 26 accounts are sampled. What is the critical value?
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invT(0.01,25) = -2.485
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Cheers,
Stan H.
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A. –2.580
B. –2.485
C. –1.960
D. –2.479
E. None of the above