Among the ANES respondents who claim to be strong Republicans but have voted for Obama twice, assess the relationship between days respondent reads a physical newspaper and their score on the Knowledge Index. Calculate the regression equation, r, and r 2 and interpret your results.

What is the predicted difference between someone who never reads the newspaper and someone who reads the newspaper every day of the week?

Here are the raw data:

Days rd. news Knowledge Score 7 7 5 6 0 4 Days rd. news Knowledge Score 0 6 7 4 4 9 1 3 7 8 7 5 0 5 0 4