4
QuizMultiple Choice
R-squared and s
Question 4 of 10 • Statistical Modeling - Content Recovery - Part B
A guidance counselor wants to determine if there is a relationship between a student’s number of absences, x, and their grade point average (GPA), y. The data that were collected are displayed in the scatterplot and the least-squares regression line was calculated. One student with 2 absences has a GPA of 1.8. This point is circled on the graph.
Answer
A
The correlation will be weakened because the point has a large negative residual.B
The correlation will be weakened because the point falls outside the pattern of the data.C
The correlation will be strengthened because the point has a large negative residual.D
The correlation will be strengthened because the point falls outside the pattern of the data.