Question 7.16

7.16 Another one-sample test.

The one-sample statistic for testing

from a sample of observations has the value .

  1. What are the degrees of freedom for ?
  2. Locate the two critical values from Table D that bracket . What are the right-tail probabilities for these two values?
  3. How would you report the -value for this test?
  4. Is the value statistically significant at the 5% level? At the 1% level?
  5. If you have software available, find the exact -value.