Test the research claim

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A newspaper report that the average age a man purchase car is 25 years old or younger. A researcher claims the average is older. He samples 213 men and gets an average age of 25.4 years with a standard deviation of 2.3. virith 0.05 level of significance. Test the research claim? Use both the critical value and p- value.

Reference no: EM132855849

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