A Poll Reported That 3 Out of 50 First Year

Multiple Choice

A poll reported that 3 out of 50 first year university students surveyed did not have jobs,while 7 out of 50 second year university students did not have jobs during the academic year.

A) P-value = 0.1836; If there is no difference in the proportions,there is about a 18.36% chance of seeing the observed difference or larger by natural sampling variation.
B) P-value = 0.0918; If there is no difference in the proportions,there is about a 9.18% chance of seeing the exact observed difference by natural sampling variation.
C) P-value = 0.0072; If there is no difference in the proportions,there is about a 0.72% chance of seeing the observed difference or larger by natural sampling variation.
D) P-value = 0.1836; There is about a 18.36% chance that the two proportions are equal.
E) P-value = 0.0613; There is about a 6.13% chance that the two proportions are equal.