THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 81

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The means and variances are obtained from two independent samples.Assume that the populations from which the samples were drawn have unequal variances.
-Determine the number of degrees of freedom for n₁ = 13, = 4,n₂ = 15,and
= 10.

• A)24
• B)30
• C)18
• D)12

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Fetal

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