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The Following Display from a TI-84 Plus Calculator Presents the Results

Question 19

Multiple Choice

The following display from a TI-84 Plus calculator presents the results of a hypothesis test for the difference between two means. The sample sizes are n1=7n _ { 1 } = 7 and n2=12n _ { 2 } = 12 .
The following display from a TI-84 Plus calculator presents the results of a hypothesis test for the difference between two means. The sample sizes are n _ { 1 } = 7 and n _ { 2 } = 12 . How many degrees of freedom did the calculator use? A) 10.791309 B) 11.791309 C) 0.189353 D) -0.917205

How many degrees of freedom did the calculator use?


A) 10.791309
B) 11.791309
C) 0.189353
D) -0.917205

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