Question: A group of students were tested on their knowledge of statistics before a course in statistics. The group was divided and paired. One group was taught by Professor Gwin and one was self-taught. The resulting scores on the final examination were found (the scores are out of a possible 18 points)

Identify the dependent and independent variables:

Dependent:__________________________

Independent:_________________________

Test for differences between the groups and write a conclusion. Null Hypothesis: Alternate Hypothesis:

df_____________________________ _________________________________________________________________________________________________________ calculated t value

test t value:__________________________

Conclusion: