Chapter Seven - Miami Dade College

The 99% confidence interval for μ is: to 25.36 minutes. 8.55 a. MPG, and MPG; then and t = 2.947. The 99% confidence interval for μ is: to 28.09 MPG b. The width of the confidence interval obtained in part a can be reduced by: 1. Lowering the confidence level. 2. Increasing the sample size ................
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