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Statistics and Probability

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STATS-WUUECY

Students in a marketing research class were interested in the driving behavior of students. Specifically, they were interested in finding out if exceeding the speed limit was related to gender.

They collected the responses from $100$ randomly selected students. The sample result is as follows:

$40$ male students (exceeds the speed limit) and $25$ male students (does not exceed the speed limit).

$10$ female students (exceeds the speed limit) and $25$ female students (does not exceed the speed limit).

What is the null hypothesis?

A

The null hypothesis is that there is no relationship between gender and driving behavior of students.

B

The null hypothesis is that driving behavior of students is not independent of gender.

C

The null hypothesis is that driving behavior of students is related to gender.

D

The null hypothesis is that driving behavior of students is dependent on gender.