A new sales tralning program has been Instituted at a rent-to-own company. Prior to the training. six employees were tested on their knowledge of products offered by the company. Once the training was...

Extracted text: A new sales tralning program has been Instituted at a rent-to-own company. Prior to the training. six employees were tested on their knowledge of products offered by the company. Once the training was completed, the employees were tested again in an effort to determine whether the training program was effective. Scores are known to be normally distributed. The sample scores on the tests are listed next. Use pretest score as u, for population 1 and posttest score as uz for population 2 or up as the difference calculated as pretest score minus posttest score. Pretest score Posttest score 66 76 83 86 90 95 68 70 95 93 79 84 Which of the following Is the value of the appropriate test statistic? Multiple Cholce ts = -2.3647 ts = 2.3647 :- -2.3647 := 2.3647