Construct the indicated confidence interval for the

Last updated: 11/14/2023

Construct the indicated confidence interval for the difference between the two population means Assume that the two samples are independent and that they have been randomly selected Two types of flares are tested for their burning times in minutes and sample results are given below Brand X n 35 x bar 19 4 s 1 4 Brand Y n 40 x bar 15 1 s 0 8 Construct a 95 confidence interval for the differences x y based on the sample data 3 8 x Hy 4 8 Q 3 5 Hx y 5 1