Question: (1)Use the Recidivism.xls data , construct a 95% confidence interval around the sample mean of AGE in Excel . Copy and paste the Excel output

(1)Use the Recidivism.xls data, construct a 95% confidence interval around the sample mean of AGE in Excel. Copy and paste the Excel output here. Interpret your results.

305971 61 72 47 5530714755307147687733807525472664325969582846596028 30 27

(2)Assume that the average age of offenders at prison release in the state of Arizona is 30. Use the Recidivism.xls data to perform a hypothesis test to determine if the average age of offenders at prison release in your sample is significantly different from the average age in the offender population in Arizona. Use a .05 level of statistical significance. Run the one-sample t-test in Excel, and copy and paste the Excel output here. In your summary, please discuss the null hypothesis, alternative hypothesis, the result of this hypothesis test, and interpret the result.

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