Mean Median Mode Range Iqr Box And Whisker Plot

Ages of teachers (in years): 30, 62, 26, 35, 45, 22, 49, 32, 28, 50, 42, 35; Find the 5 data values that make up a box-and-whisker plot.

• Lower Extreme: 30, First Quartile 29, Median 34.5, Third Quartile 47, Upper Extreme 62

• Lower Extreme: 22, First Quartile 29, Median 35, Third Quartile 47, Upper Extreme 62

• Lower Extreme: 22, First Quartile 29, Median 32, Third Quartile 47, Upper Extreme 62

• Lower Extreme: 30, First Quartile 28, Median 42 Third Quartile 46, Upper Extreme 62

Identify the shape of distribution of the box-and-whisker plot. Explain.

• Skewed right; because the left whisker is longer

• symmetric; whiskers are about the same length

• Skewed left; because the right whisker is longer

• Skewed left; because the left whisker is longer

Which box and whisker plot has the smallest lower quartile (Q1)?

• Top plot

• Bottom plot

If I want to make sure I have data in the top 50% of plot A, I should make sure to pick a number greater than what amount?

• 14

• 30

• 18

• 22

Who has a Median of 1?

• Zach

• Steven

• They both have a median on 1

Find the Median of the data.

• 12

• 14

• 20

• 5

What is the range of this data set?

• 6

• 12

• 13

• 19

What is the Interquartile Range of this data set? The lower (first) quartile is 19 and the upper (3rd) quartile is 56.

• 75

• 37

• 72

What is the interquartile range?

• 4

• 6

• 2

• 8

What is the interquartile range (IQR)?

• 20

• 25

• 30

• 50