The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 71 = 50 72 = 35 C1 = 13.6 $2 = 11.6 01 = 2.2 02 = 3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) X b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals). Hide Feedback IncorrectThe following results come from two independent random samples taken of two populations. Sample 1 Sample 2 71 = 50 72 = 30 $1 = 13.5 12 = 11.7 01 = 2.1 02 = 3.3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) . Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals)