Unit 2 Practice Quiz

Which of the following lists all parts of the five number summary?

• A. Mean, Median, Mode, and Range

• B. Minimum, Lower Quartile, Median, Upper Quartile, and Maximum 

• C. Smallest, Q1, Q2, Q3, and Q4

• D. Lower Quartile, Upper Quartile, Range, Mean, and Median

What is the minimum value?

• A. 64
• B. 58
• C. 66
• D. 60

What value is the lower quartile?

• A. 66
• B. 58
• C. 60
• D. 64

Find the median of the following data set: 71, 90, 83, 68, 101, 57, 76

What percent of the data is between 25 and 30 on the number line?

• 25%
• `50%
• 75%
• 100%

11. What percentage of the data is between 90 and 140?

• 25 %
• 50%
• 75%
• 100%

What is the interquartile range (IQR)?

• 4
• 64
• 60
• 8

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot

The histogram shows the birth weights of 100 new born babies.  How many babies weighed 8 pounds or more?

• 22
• 23
• 30
• 45

How many students were greater than 55 inches tall but less than 70 inches tall?

• 13
• 15
• 16
• 17