Multiple Choice
Find a 95 percent confidence interval for µ1- µ2,where n1= 9,n2 = 6, 1 = 64,
2 = 59,s12 = 6 and s22 = 3.(Assume equal population variances)
A) (2.357 7.643)
B) (2.494 7.506)
C) (2.528 7.472)
D) (3.840 6.160)
Correct Answer:

Verified
Correct Answer:
Verified
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