Prof. Hardtack gave four Friday quizzes last semester in his student senior tax accounting class.
Quiz 1: 60, 60, 60, 60, 71, 73, 74, 75, 88, 99
Quiz 2: 65, 65, 65, 65, 70, 74, 79, 79, 79, 79
Quiz 3: 66, 67, 70, 71, 72, 72, 74, 74, 95, 99
Quiz 4: 10, 49, 70, 80, 85, 88, 90, 93, 97, 98
Do these measures of central tendency agree? Explain. What could the measures of dispersion tell us about the results of the quiz?
For each data set, note strengths or weaknesses of each statistic of central tendency.
Are the data symmetric or skewed? If skewed, which direction?
Briefly describe and compare student performance on each quiz.