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    Independent sample t test for comparison of mean.

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    In the past, young women drivers have maintained a better driving record than young men drivers. An insurance company is concerned with the driving record of its insured customers. Specifically, it conducts a test for the number of speeding tickets received during the past year by drivers between the ages of 18 and 25.
    men women
    n1= 120 n2= 85
    1= 1.2 2 = 0.4
    s21 = 24.8 s22 = 10.6
    A test for the equality of average number of tickets per driver for the two groups is desired.

    Use = 0.01.

    Calculate the p-value for this test.

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    https://brainmass.com/statistics/students-t-test/independent-sample-test-comparison-mean-234043

    Solution Preview

    p-value
    In the past, young women drivers have maintained a better driving record than young men drivers. An insurance company is concerned with the driving record of its insured customers. Specifically, it conducts a test for the number of speeding tickets received during the past year by drivers between the ages of 18 and 25.
    men women
    n1= 120 n2= 85
    = 1.2 = 0.4
    = 24.8 = 10.6
    A test for the equality of average number of tickets ...

    Solution Summary

    The solution provides step by step method for the calculation of test statistic for independent sample t test . Formula for the calculation and Interpretations of the results are also included.

    $2.19

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