4. Let denote the true average radioactivity level (picocuries per liter). The value 5 pCi/L is considered
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4. Let denote the true average radioactivity level (picocuries per liter). The value 5 pCi/L is considered the dividing line between safe and unsafe water. Would you recommend testing H0: 5 versus Ha: 5 or H0: 5 versus Ha:
5? Explain your reasoning. [Hint: Think about the consequences of a type I and type II error for each possibility.]
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Related Book For 
Probability And Statistics For Engineering And The Sciences
ISBN: 9781111802325
7th Edition
Authors: Dave Ellis, Jay L Devore
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