Kelly has taken 5 quizzes this semester. Which of the following statements correctly describe the scores in terms of central tendency?
Quiz l score
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1 l 90 A. The score of 45 lowers the mean.
2 l 92 B. The score of 45 raises the mean.
3 l 91 C. The score of 45 lowers the median.
4 l 94 D. It has no effect on the measures of central tendency.
5 l 45