Interpreting Box and Whisker Plots

What is the primary purpose of using box and whisker plots in data analysis?

• To calculate exact data averages

• To predict future trends

• To show data outliers

• To divide data into four equal parts

What does the median represent in a box and whisker plot?

• The average value

• The middle value of the dataset

• The highest value

• The lowest value

If the box spans from 70 to 85, what percentage of data does this range represent?

• 100%

• 25%

• 75%

• 50%

How is the data divided in a box and whisker plot?

• Into halves

• Into fifths

• Into thirds

• Into quarters

What was the median score on the original test given by Mr. Phillips?

• 80

• 70

• 60

• 90

How much did the median score improve in the retest?

• 10 points

• 20 points

• 30 points

• 40 points

What percentage of students scored at least a 60 on the retest?

• 25%

• 50%

• 75%

• 100%

How many students passed the retest with a score of 65 or more?

• 32 students

• 16 students

• 24 students

• 8 students

What was the increase in the number of students passing the test in the retest compared to the original?

• 32 more students

• 8 more students

• 16 more students

• 24 more students

What does each section of a box and whisker plot typically represent in terms of data percentage?

• 50%

• 25%

• 10%

• 75%