Explain dividing line between safe and unsafe water

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Let m be the true average radioactivity level (picocuries per liter). The value 5 cCi/L is considered the dividing line between safe and unsafe water. Would you recommend test- ing H0 : m = 5 versus Ha : m> 5 or H0 : m= 5 versus Ha : m < 5? Explain your reasoning.

Reference no: EM13140234

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