Imagine you are interested in researching the relationship between job experience and income among early-career working professionals.You take a random sample of 32 professionals from the nearest city,and you ask them to report their annual income and submit a resumé outlining their professional experience.You later calculate their years of experience from their resumés.You compute the following information:
How would you state the null hypothesis for this test?

Question

Imagine you are interested in researching the relationship between job experience and income among early-career working professionals.You take a random sample of 32 professionals from the nearest city,and you ask them to report their annual income and submit a resumé outlining their professional experience.You later calculate their years of experience from their resumés.You compute the following information:

How would you state the null hypothesis for this test?

Quizplus · Accepted Answer

The null hypothesis for a correlation coefficient test is that there is no correlation between the variables. In this case, the null hypothesis would be that there is no correlation between job experience and income among early-career working professionals. Therefore, choice B (r = 0) is the correct answer.

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