Question: A hypothetical study examined the case processing time (in days) from arraignment to disposition for cases processed by the Maricopa County District Attorney's office. For

A hypothetical study examined the case processing time (in days) from arraignment to disposition for cases processed by the Maricopa County District Attorney's office. For the 120 cases that were rejected at intake, the mean processing time was 12 days with a standard deviation of 21. For the 100 cases that resulted in a felony conviction, the mean processing time was 110 days with a standard deviation of 170. Construct 99% confidence intervals for each mean. Interpret the results.

99% = 2.58 z-score

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