A Traffic Study Found That of 676 Automobiles Entering a Busy

Multiple Choice

A traffic study found that of 676 automobiles entering a busy intersection during the period from 6 A.M. to 9 A.M., 257 turned left, 221 turned right, and 198 drove straight through the intersection. Below is a summary of the data and the output for the goodness-of-fit test.


Test the hypothesis that the traffic is not equally divided among the three directions. Using a goodness-of-fit test and a 0.05 level of significance, choose the correct decision regarding the null hypothesis and conclusion statement.

A) Fail to reject H0; There is enough evidence to conclude that the traffic is equally divided among the three directions
B) Fail to reject H0; There is enough evidence to conclude that the traffic is not equally divided among the three directions
C) Reject H0; There is enough evidence to conclude that the traffic is equally divided among the three directions
D) Reject H0; There is enough evidence to conclude that the traffic is not equally divided among the three directions