For Exercises 17–20, perform the large-sample sign test for the population median. Use the following steps:

  1. State the hypotheses.
  2. Find the critical value and state the rejection rule.
  3. Calculate the value of the test statistic .
  4. State the conclusion and the interpretation.

Question 14.28

20. vs. , . There are 10,350 pluses and 5,492 minuses, and 300 data values equal 75.