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The following information was obtained from independent random samples taken of two populations. Assume that the populations are normally distributed. Sample 1 Sample 2 Sample
The following information was obtained from independent random samples taken of two populations. Assume that the populations are normally distributed. Sample 1 Sample 2 Sample Mean 45 Sample Variance 85 90 Sample Size 10 12 42 The point estimate for the difference between the mean of population 1 and the mean of population 2 is (Round the answer to the nearest whole number.) 2. DETAILS MY NOTES ASK YOUR TEACHER Based on the information in Question 2, the standard error of the difference in the means is (Round the answer to two decimal places) 3. DETAILS MY NOTES ASK YOUR TEACHER Based on the information in Question 2 and with 19.48 degrees of freedom, the lower limit of the 95% confidence interval for the difference between the two population means is (Round the answer to three decimal places) The following information was obtained from independent random samples taken of two populations. Assume that the populations are normally distributed. Sample 1 Sample 2 Sample Mean 45 Sample Variance 85 90 Sample Size 10 12 42 The point estimate for the difference between the mean of population 1 and the mean of population 2 is (Round the answer to the nearest whole number.) 2. DETAILS MY NOTES ASK YOUR TEACHER Based on the information in Question 2, the standard error of the difference in the means is (Round the answer to two decimal places) 3. DETAILS MY NOTES ASK YOUR TEACHER Based on the information in Question 2 and with 19.48 degrees of freedom, the lower limit of the 95% confidence interval for the difference between the two population means is (Round the answer to three decimal places)
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