For Exercises 7–20, do the following:

  1. Find .
  2. Determine whether the conditions for constructing a confidence interval for are met.
  3. If the conditions are met, construct a confidence interval for with the indicated confidence level.
  4. If the conditions are met, sketch the confidence interval using a graph similar to Figure 27 on page 465.

Question 8.190

13. Confidence level 95%, ,

8.3.13

(a) (b) Conditions are met. (c) (0.5494, 0.6748)

(d)

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