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When do we worry about the possibility of committing

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1.) A research analyst believes that average back-to-school spending is more than a trade group's prediction of $500. Specify the null and alternative hypothesis.

A) Ho: μ≤500 versus Ha: μ>500

B) Ho: μ=500 versus Ha: μ≠500

C) Ho: μ≥500 versus Ha: μ<500

2.) When do we worry about the possibility of committing a type II error?

A) When our conclusion is to reject a true

Reference no: EM132158994

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