Explore BrainMass

Explore BrainMass

    Hypothesis Testing and P-Value

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Independent random samples taken on two university campuses revealed the following information concerning the average amount of money spent on textbooks during the fall semester.

    University A University B
    Sample Size 50 40
    Average Purchase $260 $250
    Population Standard Deviation $ 20 $23

    We want to determine if, on the average, students at University A spent more on textbooks then the students at University B.
    a.Compute the test statistic.
    b.Compute the p-value.
    c.What is your conclusion? Let alpha = .05.

    © BrainMass Inc. brainmass.com June 4, 2020, 12:33 am ad1c9bdddf
    https://brainmass.com/statistics/hypothesis-testing/hypothesis-testing-and-p-value-345513

    Solution Preview

    Please refer attached file for complete solution. Expressions/Characters typed with the help of equation writer are missing here.

    Solution:
    Ho: There is not difference expenditure on text books
    H1: students at University A spent more on textbooks then the students at University ...

    Solution Summary

    Solution describes the steps for hypothesis testing if students at University A spent more on textbooks then the students at University B. It also calculates p value for the test.

    $2.19

    ADVERTISEMENT