The true statements are:
The median number of pages of the sixth graders is 76.
One-fourth of the students have read less than 72 pages.
One-half of the students have read between 72 and 86 pages.
A box plot is used to study the distribution and level of a set of scores. The box plot consists of two lines and a box. the two lines are known as whiskers.
The end of the first line represents the minimum number and the end of the second line represents the maximum number. The difference between the minimum number and the maximum number is the range.
Range = 92 - 61 = 31
On the box, the first line to the left represents the lower (first) quartile. 1/4 of the score represents the lower quartile. The next line on the box represents the median. 1/2 of the score represents the median. The third line on the box represents the upper (third) quartile. 3/4 of the scores represents the upper quartile.
First quartile = 72
Third quartile = 86
Median = 76
To learn more about box plots, please check: https://brainly.com/question/27215146
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