Question: Is it significant? The one-sample t statistic from a sample of n = 25 observations for the two-sided test of H0: = 64 Ha:

Is it significant? The one-sample t statistic from a sample of n = 25 observations for the two-sided test of H0: μ = 64 Ha: μ = 64 has the value t = 1.12.

(a) What are the degrees of freedom for t?

(b) Locate the two critical values t∗ from Table C that bracket t. What are the two-sided P-values for these two entries?

(c) Is the value t = 1.12 statistically significant at the 10% level? At the 5%

level?

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