Below Is a Description of a Research Situation Encountered in the Social

Short Answer

Below is a description of a research situation encountered in the social sciences. Based on the information provided, indicate the appropriate statistical procedure for testing the significance of differences or strength of correlation.
A professor is interested in the relationship between his students' attendance and their performance in the class in general. He believes that the fewer days the students miss, the better they will perform in the class. At the end of the semester he counts the number of days of class each student missed and compares it to their final grade. Which statistical procedure would one use to test the hypothesized difference in class performance based on attendance?