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    Student t test

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    One group of accounting students took a distance learning class, while another group took the
    same course in a traditional classroom. At £ = .10, is there a significant difference in the mean
    scores listed below? (a) State the hypotheses. (b) State the decision rule and sketch it. (c) Find the
    test statistic. (d) Make a decision. (e) Use Excel to find the p-value and interpret it.

    Exam Scores for Accounting Students
    Statistic Distance Classroom
    Mean scores ¡Âx1 = 9.1 ¡Âx2 = 10.3
    Sample std. dev. s1 = 2.4 s2 = 2.5
    Number of students n1 = 20 n2 = 20

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    https://brainmass.com/statistics/students-t-test/two-sample-hypothesis-tests-221991

    Solution Preview

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    Answer
    H0: There is no significant difference in the mean score of distance learning group and traditional class room group.
    H1: There is significant difference in the mean score of distance learning group and traditional class room group.
    The test statistic used is
    Independent sample t test where
    Rejection criteria: Reject the null hypothesis, if the calculated value of |t | is greater than the critical value of t at 0.10 significance level.
    Details
    t Test for ...

    Solution Summary

    The solution provides step by step method for the calculation of t Test. Formula for the calculation and Interpretations of the results are also included.

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