For Exercises 6.51 and 6.52, see pages 320–321; for 6.53 to 6.55, see pages 323–324; for 6.56 to 6.59, see pages 325–326; for 6.60 to 6.62, see pages 328–329; for 6.63 and 6.64, see page 331; and for 6.65 and 6.66, see page 332.

Question 6.61

6.61 Computing the test statistic and -value.

You will perform a significance test of based on an SRS of . Assume that .

  1. If , what is the test statistic ?
  2. What is the -value if ?
  3. What is the -value if ?

6.61

(a) . (b) 0.0618. (c) 0.1236.