Question: How does a (alpha) affect statistical power when testing a null hypothesis about u? Which one is the best answer? -the greater the a, the

How does a (alpha) affect statistical power when testing a null hypothesis about u? Which one is the best answer?

-the greater the a, the lesser the power

-the greater the a, the greater the power

-a has no effect on power

-the greater the a, the lesser the power when the population distribution is symmetric, but the greater the power when the population distribution is markedly skewed

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