An insurance company owner is interested in studying the average number of traff

Question

An insurance company owner is interested in studying the average number of traffic violations received by male vs. female drivers for the customers that he insures. He has a sample of 30 male drivers and 32 female drivers and conducts a two-sample t-test. Male drivers have an average of 4 traffic violations every year. Female drivers have an average of 3 traffic violations every year.3. The standard error of the mean difference between male and female drivers is .50. What is the degree of Freedom? An insurance company owner is interested in studying the average number of traffic violations received by male vs. female drivers for the customers that he insures. He has a sample of 30 male drivers and 32 female drivers and conducts a two-sample t-test. Male drivers have an average of 4 traffic violations every year. Female drivers have an average of 3 traffic violations every year.3. The standard error of the mean difference between male and female drivers is .50. What is the degree of Freedom? An insurance company owner is interested in studying the average number of traffic violations received by male vs. female drivers for the customers that he insures. He has a sample of 30 male drivers and 32 female drivers and conducts a two-sample t-test. Male drivers have an average of 4 traffic violations every year. Female drivers have an average of 3 traffic violations every year.3. The standard error of the mean difference between male and female drivers is .50. What is the degree of Freedom?

Explanation / Answer

Number of male drivers = n1 = 30

Number of female drivers = n2 = 32

Degree of freedom = n1 + n2 - 2

Degree of freedom = 30 + 32 - 2 = 60

Degree of freedom is 60.

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