本次加拿大作业是一个R统计代写的练习题

Question 2

Which of the following is true?

A. In at least 30 out of the 65 years being depicted in the plot, it rained more in August, than
the year of maximum precipitation in April.
B. In any given month, the distributions of the total of the total precipitation is fairly symmetric.
C. In at least 50% of the years, the total precipitation in November were above 20mm.
D. The distribution of total precipitation in July is left-skewed.

Question 3

Considering the histogram of all 65 measurements, shown below, select all that apply:

A. Both the median and the first quartile are between 20 mm and 40mm
B. The mean is certainly higher than the median
C. The mean and median are the same.
D. This distribution is right-skewed.


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