NO.PZ202106160300001202
问题如下：
Based on the previous histogram, the distribution is best described as being:
选项：
A.unimodal
B.bimodal
C.trimodal
解释：
C is correct. The mode of a distribution with data grouped in intervals is the interval with the highest frequency. The three intervals of 3% to 8%, 18% to 23%, and 28% to 33% all have a high frequency of 7.
怎么识别出考察的是知识点是mode