Boxplots

What is the IQR of the Cruisers?

• 4
• 6

What percent of students have a height between 58 inches and 60 inches?

• 25%

• 50%

• 75%

• 100%

33, 25, 42, 25, 31, 37, 46, 29, 38

What is the Q3 of the data?

• 37

• 38

• 40

• 46

If the lowest 25% of test scores must retest, which range represents those who must retest?

• 57-76
• 76-86
• 86-92
• 92-100

The box-and-whisker plot displays the number of inches of snowfall last year for 14 cities. Each city had a different amount of snowfall.

What was the most snowfall that fell on any city?

• 80 inches

• 64 inches

• 69 inches

• 76 inches

The box-and-whisker plot displays the number of inches of snowfall last year for 14 cities. Each city had a different amount of snowfall.

What percent of the cities had more than 64 inches of snow?

• 64%

• 50%

• 75%

• 70%

What percent of students have a height between 58 inches and 60 inches?

• 25%

• 50%

• 75%

• 100%

The box-and-whisker plot displays the number of inches of snowfall last year for 14 cities. Each city had a different amount of snowfall.

What is the median amount of snow that fell?

• 80 inches

• 64 inches

• 56 inches

• 76 inches

Consider the boxplot below. What is the lower quartile?

• 7

• 10

• 8

• 6.5

Consider the boxplot below. What is the interquartile range (IQR)?

• 4
• 3.5
• 6
• 9