Question: Reason for Dropping a University Course Frequency Probability Too difficult 53 not interested 17 Change in time schedule 20 Change of major 14 Family-related problems

Reason for Dropping a University Course Frequency Probability

Too difficult 53

not interested 17

Change in time schedule 20

Change of major 14

Family-related problems 33

Long Drive 89

Miscellaneous 54

No meaningful reason 35

1. What is the variable under study? Is it a random variable?

2. How many people were in the study?

3. Complete the table.

4. From the information given, what is the probability that a student will drop a class because

of nor interested? Long drive? Change of major?

5. Would you consider the information in the table to be a probability distribution?

6. Are the categories mutually exclusive?

7. Are the categories independent?

8. Are the categories exhaustive?

9. Are the two requirements for a discrete probability distribution met?

10. Interpret the answers.

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