Mathematics, 03.12.2021 17:40, trevorhenyan51

A sample of 92 psychology graduates found an average salary of $76 K/year. Assume σ=$22 K/year. Find the 98% confidence interval for the average salary of a psychology graduate. Use three decimal places. $( Incorrect: Your answer is incorrect. , Incorrect: Your answer is incorrect. ) K/year

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A sample of 92 psychology graduates found an average salary of $76 K/year. Assume σ=$22 K/year. Find...