Explore BrainMass

Explore BrainMass

    PC Manufacturer: Hypothesis Test for Proportion vs. Hypothesized Value

    Not what you're looking for? Search our solutions OR ask your own Custom question.

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

    A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machines, it is found that 5% are defective. The manufacturer claims this is a fluke of the sample.

    At a .01 level of significance, test the manufacture's claim, and explain your answer.

    MegaStat Output
    Hypothesis test for proportion vs. hypothesized value

    Observed Hypothesized

    0.05 0.02 p (as decimal)

    5/100 2/100 p (as fraction)

    5 2 X

    100 100 n

    0.014 std. error

    2.14 z

    .0161 p-value (one-tailed, upper

    © BrainMass Inc. brainmass.com November 30, 2021, 4:37 am ad1c9bdddf
    https://brainmass.com/statistics/hypothesis-testing/pc-manufacturer-hypothesis-test-for-proportion-vs-hypothesized-value-378727

    Solution Summary

    The solution provides a 27-word interpretation of mega stat output for a Hypothesis test for population proportion.

    $2.49

    ADVERTISEMENT