Author Question: When 390 junior college students were surveyed,115 said that they have previously owned a ... (Read 202 times)

Bob-Dole · **on:** Jul 24, 2018

When 390 junior college students were surveyed,115 said that they have previously owned a motorcycle. Find a point estimate for p, the population proportion of students who have previously owned a motorcycle.

A) 0.295 B) 0.705 C) 0.418 D) 0.228

Question 2

Suppose that the probability that Sue will pass her statistics test is 0.64, the probability that she will pass her physics test is 0.51, and the probability that she will pass both tests is 0.310.

What is the probability that she passes her physics test given that she passed her statistics test? A) 0.484 B) 0.608 C) 0.200 D) 0.840