The National Safety Council reported that 52% of American turnpike drivers are men. A sample of 300 cars traveling southbound on the New Jersey Turnpike yesterday revealed that 170 were driven by men. At the .01 significance level, can we conclude that a larger proportion of men were driving on the New Jersey Turnpike than the national statistics indicate? First state H0 & Ha
a) Is this a Z or t test
b) Test statistic =?
c) Critical value =?
d) P-value =?
e) Reject Ho: (yes or no)
a) Is this a Z or t test
b) Test statistic =?
c) Critical value =?
d) P-value =?
e) Reject Ho: (yes or no)