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English proficiency scores have been collected from 46 students before and after completing an "English as...

English proficiency scores have been collected from 46 students before and after completing an "English as a second language" course. The degrees of freedom for our t test are

Math   Statistics-And-Probability   
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Answer #1

Degrees of freedom = 46 - 1 = 45

                      

             

                             

                 

           

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