Author Question: A certain question on a test is answered correctly by 22 of the respondents. Estimate the ... (Read 47 times)

sammy · **on:** Aug 2, 2018

A certain question on a test is answered correctly by 22 of the respondents. Estimate the probability that among the next 150 responses there will be at most 40 correct answers.

A) 0.0694 B) 0.9306 C) 0.8997 D) 0.1003

Question 2

A survey of 300 union members in New York State reveals that 112 favor the Republican candidate for governor.

Construct the 98 confidence interval for the true population proportion of all New York State union members who favor the Republican candidate.
A) 0.316 < p < 0.430 B) 0.308 < p < 0.438 C) 0.301 < p < 0.445 D) 0.304 < p < 0.442