Help please with explanation

purses/1061971/discussion_topics/4954874#submit 100 8 R 8 Test Score y = 0.2197x + 48.252 20 45 60 75 8 105 120 135 150 165 180 195 210 225 240 Minutes Studying for Test . Describe the slope of the graph. What does it imply about studying and test scores? . Most of the students that had an A on the test (90 or above), studied for at least 180 minutes. If you also studied for 180 minutes, would you get an A on the test? Would you say that the more time studying guarantees that you would get a better test grade? . One person did not study at all and still received a passing grade of 65 (D). Based on the trendline, what would have been the predicted grade of the student that did not study? . Quantify how your previous answer compares to the actual grade of 65. entries 7.838 16