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Find test statistic to test the hypothesis u1 > u2. two samples are randomly selected from each pop. Use a=.05 n1= 100 xbar1= 660 s1=45.
Find test statistic to test the hypothesis u1 > u2. two samples are randomly selected from each pop. Use a=.05
n1= 100
xbar1= 660
s1=45.
N2= 125
xbar2= 645
s2=25
a) 2.81
b) .91
c) 2.99
d) 1.86
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Algebra Foundations Prealgebra, Algebra & Intermediate Algebra (subscription)
Authors: Elayn Martin Gay
2nd Edition
0135257506, 9780135257500
