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faculty member is interested in the factors that predict whether a student would

ID: 3467259 • Letter: F

Question

faculty member is interested in the factors that predict whether a student would have the motivation to remain in her class. Midway through the semester, she measures their motivation to remain in the class using an 8 point scale in which higher numbers indicate a greater motivation to remain in the class. She also collects information on the number of credits each student is enrolled in this semester, their interest in the course (again on an 8 point scale with higher numbers indicating higher interest). Finally, she also measures how the students perceive others are doing in the class, which is also measured on an 8 point scales with higher numbers indicating that the participants think their peers are doing better in the class than they are. Below are the r values (correlation coefficients) she obtained from her analyses. Each value shows that variables relationship with student motivation to remain in the course. Variable r Number of credits - .16 Interest in the course .64 Perception of others -.33 Using the table and Cohen's guidelines, describe the relationship each one of these variable has with motivation to remain in the course. In your answer, be sure to describe both the magnitude and the direction of the relationship.What type of claim is this study making? (Association, Causal, or Frequency)

Explanation / Answer

In psychological research, we use Cohen's (1988) conventions to interpret effect size. A correlation coefficient of .10 is thought to represent a weak or small association; a correlation coefficient of .30 is considered a moderate correlation; and a correlation coefficient of .50 or larger is thought to represent a strong or large correlation.

1. The number of credits has a weak negative relationship with student motivation to remain in the course.

2. Interest in the course has a strong positive relationship with student motivation to remain in the course.

3. The perception of others has a moderate negative relation with student motivation to remain in the course.

The study is making the claim of association.