For Exercises 9–16, perform the small-sample sign test for the population median. Use the following steps:

  1. Use Appendix Table I to find the value of .
  2. State the rejection rule.
  3. Calculate .
  4. Provide the conclusion and the interpretation of the hypothesis test.

Question 14.21

13. Test whether the population median is less than 10, using level of significance .

10 8 9 5 11 10 6 9 3 12 1 7 2