How would you characterize the relationship between these two variables in terms of directionality? Group of answer choices Positive Negative Horizontal Trick question: directionality doesn't apply to nominal-level variables

The following data represent the hours of sleep (measured in hours, duh) and the score on a memory recall test (out of 100 points) of five randomly chosen college students. Use these data to answer the following FIVE questions. Student Hours of Sleep Memory Recall Score 8 91 2 7 79 3 68 4 4 52 5 40