1.Find a 95% confidence interval for the true population proportion.

In a survey of 227 adults, 28% said that they had tried acupuncture at some point in their lives.

Group of answer choices

88.4% to 101.6%

21.4% to 34.6%

24.7% to 31.3%

27.9% to 28.1%

2.A die is rolled 50 times with the following results.

Outcome 1, 2, 3, 4, 5, 6

Frequency 7, 11, 12, 12, 0, 8

Compute the relative frequency probability that the die comes up a 5.

Group of answer choices

1/6

1/3

0

2/25