【官方】SAT数学每日一题附答案和解析(2018年2月1日)
- 2018年02月07日10:51 来源:小站整理
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每日一练:数学
Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
汇总传送门:2月SAT官方每日一练精华习题推荐
For each of the largest 21 airline companies in Europe, the average flight delay wascalculated and is shown in the dot plot above. If the dots representing the two airlines withthe longest average flight delays are removed from the dot plot, what will happen to themean, median, and range of the new data set?
A.Only the mean will decrease.
B.Only the mean and range will decrease.
C.Only the mean and median will decrease.
D.The mean, median, and range will decrease.
答案:B
解析:
Choice B is correct.