Question 8.19

8.19 Draw some pictures

Consider the binomial setting with and .

  1. The sample proportion will have a distribution that is approximately Normal. Give the mean and the standard deviation of this Normal distribution.
  2. Draw a sketch of this Normal distribution. Mark the location of the mean.
  3. Find a value for which the probability is 95% that will be between . Mark these two values on your sketch.

8.19

(a) . (c) The values are 0.476 and 0.724.