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A random sample of size 111 = 25, taken from a normal population with a standard deviation :51 = 5.2, has a mean :51 = 31. A seoond random sample of size 112 = 35, taken from a different normal population with a stande deviation o; = 3.4, has a mean f2 = 76. Test the hypothesis that #1 = a; against the alternative, #1 99 {12. Use a Fvalue in your conclusion