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April 2, 2015

April 2, 2015

Posted by **Ginna** on Tuesday, August 11, 2009 at 12:09pm.

B) 1.2713

C) 0.3189

D) 1.1250

2-. Two samples of sizes 25 and 35 are independently drawn from two normal populations, where the unknown population variances are assumed to be equal. The number of degrees of freedom of the equal-variances t test statistic is: A) 60

B) 59

C) 35

D) 58

- statistics -
**MathGuru**, Tuesday, August 11, 2009 at 7:54pmDegrees of freedom for this type of t-test is this:

df = n1 + n2 - 2

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