Finding Measures of Center and Five Number Summary

What is the term that means the middle data value?

• Mean
• Median
• Mode
• Range

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is Roger's median score?

• 127
• 155
• 156
• 193

Identify the median for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34

• 28
• 23
• 31
• 34

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

• Mean, Median, Mode, Range, and Total
• Minimum, Quartile 1, Median, Quartile 3, and Maximum 
• Smallest, Q1, Q2, Q3, and Q4
• Minimum, Maximum, Range, Mean, and Median

What is the term for the median of the lower half of the data?

• Lower Quartile
• Upper Quartile
• Median
• Maximum

What is the term for the median of the upper half of the data?

• Upper Quartile
• Lower Quartile
• Median
• Minimum

What is the IQR of this data set?
9, 5, 6, 3, 1, 8

• 3.5
• 4
• 5
• 6.5

What is the Q1 of this data set?
6, 7, 2, 1, 5, 2, 1, 6

• 1
• 1.5
• 2
• 2.5

What is the Q3 of this data set?
6, 7, 2, 1, 5, 2, 1, 6

• 5
• 6
• 5.5
• 6.5

What is the Q1 of this data set? 
37 42 48 51 52 53 54 54 55

• 45
• 42
• 48
• 42.5