Problem 1
A major metropolitan newspaper randomly sampled 150 readers from their list of 100,000 subscribers. They asked whether the paper should increase its coverage of local news. Forty percent of the sample wanted more local news. What is the 95% confidence interval for the proportion of readers who would like more coverage of local news?
(A) 0.32 to 0.48
(B) 0.33 to 0.47
(C) 0.34 to 0.46
(D) 0.35 to 0.45
(E) 0.36 to 0.44