In order to determine whether or not a special tutoring service improves the scores of students in a Business Statistics examination, a sample of 6 students were given the exam before and after using the tutorial service. The results are shown below.
Let d = Score After - Score Before.

At $\alpha$ = 0.10, test to see if the tutorial service actually increased scores on the examination.

Question

In order to determine whether or not a special tutoring service improves the scores of students in a Business Statistics examination, a sample of 6 students were given the exam before and after using the tutorial service. The results are shown below.
Let d = Score After - Score Before.
  
At $\alpha$ = 0.10, test to see if the tutorial service actually increased scores on the examination.

Quizplus · Accepted Answer

The Answer of In order to determine whether or not a special tutoring service improves the scores of students in a Business Statistics examination, a sample of 6 students were given the exam before and after using the tutorial service. The results are shown below.
Let d = Score After - Score Before.
  
At $\alpha$ = 0.10, test to see if the tutorial service actually increased scores on the examination.

In Order to Determine Whether or Not a Special Tutoring α\alphaα

In Order to Determine Whether or Not a Special Tutoring $\alpha$