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  1. Mr. Dexter’s teams earned the following scores on a quiz: 15, 20, 19, 20, 16, 20, 14, 18, and 17. Homework Help ✎

    1. What is the mean (average score)?

    2. What is the median (middle score)?

    3. What is the mode (the score that occurs most often)?

Remember the average is the sum of the scores divided by the number of scores.


Remember you must order the scores from least to greatest to find the median.