Hint(s) Check My Work (No more tries available) The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 ni = 40 n2 = 35 1 = 13.5 22 = 11.7 01 = 2.2 02 = 3.3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.8 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). 1.18 3.42 ) c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals). .97 3.63 Hide Feedback Incorrect Hint(s) Check My Work (No more tries available) The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 ni = 40 n2 = 35 1 = 13.5 22 = 11.7 01 = 2.2 02 = 3.3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.8 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). 1.18 3.42 ) c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals). .97 3.63 Hide Feedback Incorrect