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Consider the following hypothesis statement using alphaequals= 0.01 and data from two independent samples. Assume the population variances are not equal and the populations are

Consider the following hypothesis statement using alphaequals=0.01 and data from two independent samples. Assume the population variances are not equal and the populations are normally distributed. Complete parts a and b.

H0:12=0

H1:120

x overbar 1=115.3 x overbar 2=122.0

s1=25.1 s2=15.3

n1=15 n2=18

The test statistic is

The critical value is

the p-value is

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