Question

The confidence interval is 0.35 < p < 0.45. The claimed value of p = 0.42. What is the decision? Select one:

a. Reject the null hypothesis

b. Support the null hypothesis

c. Retain the null Hypothesis

d. Support the alternative hypothesis

Answer 1

Since the value $p=0.42$ falls within the  confidence interval $0.35 < p < 0.45,$

then we

b. Support the null hypothesis