A manager claims her response time is lt 10 minutes on, Ask an Expert

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A manager claims her response time is <= 10 minutes on average with the sample Std of 2.5 minutes. If you gather 60 random samples from this process what "critical value" would the sample average have to exceed to reject her claim at 0.025 alpha level, concluding her cycle time is higher? prepare down the null and alternative statements.

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Category:- Statistics and Probability
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