Consider the following hypothesis statement using alphaαequals=0.050.05 and data from two independent samples. Assume the population...

Consider the following hypothesis statement using

alphaαequals=0.050.05

and data from two independent samples. Assume the population variances are not equal and the populations are normally distributed. Complete parts a and b.

Upper H 0 : mu 1 minus mu 2 equals 0H0: μ1−μ2=0	x overbar 1 equals 115.4x1=115.4	x overbar 2 equals 122.0x2=122.0
Upper H 1 : mu 1 minus mu 2 not equals 0H1: μ1−μ2≠0	s 1 equals 25.5s1=25.5	s 2 equals 14.7s2=14.7
	n 1 equals 14n1=14	n 2 equals 20n2=20

a. Calculate the appropriate test statistic and interpret the result.

Expert Solution

orchestra answered 2 years ago

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