PROBLEM 3E

Independent random samples of the heights of adult males living in two countries yielded the following results: n = 12, inches, sx = 4 inches and m = 15,

inches, sy = 3 inches. Find an approximate 98% confidence interval for the difference μX – μYof the means of the populations of heights. Assume that

Psychology 309 – 4/24/2016 Discrimination **If you can distinguish between situation A and situation B, you know what each situation serves and what to do in each scenario. Knowing “which” – choosing this instead of that Knowing “when” – to act at a proper time Knowing “whether” – to act differentially depending upon the probability of an event ^...