Unit 7 review

Find the mean of 9, 7, 11, 6, 13, 7, 14, 11, 6, 8, 12, 15.

• 9

• 9.916

• 10

• 14

Find the median of 9, 7, 11, 6, 13, 7, 14, 11, 6, 8, 12, 15.

• 6

• 9

• 10

• 15

Find the range of 9, 7, 11, 6, 13, 7, 14, 11, 6, 8, 12, 15.

• 6

• 9

• 10

• 15

Find the lower quartile (Q1) and the upper quartile (Q3) of 9, 7, 11, 6, 13, 7, 14, 11, 6, 8, 12, 15.

• 6 and 7

• 10 and 12.5

• 7 and 10

• 7 and 12.5

Find the interquartile range of 9, 7, 11, 6, 13, 7, 14, 11, 6, 8, 12, 15.

• 2.5

• 5.5

• 9

• 10

Find the range and interquartile range of 68,75,92,81,71,78. Round to the nearest tenth.

• 24 and 10

• 3 and 11

• 24 and 12

• 10 and 5.5

Find the minimum and max of 68,75,92,81,71,78.

• 71 and 92

• 68 and 81

• 71 and 81

• 68 and 92

• spread
• mean
• outlier
• median

What data value is the upper quartile (Q3)?

• 64
• 62
• 66
• 58

Find the Mean of the following numbers:
84, 88, 72, 74, 98, 16, 94 
(Round to the nearest tenth.)

• 75.1
• 84.5
• 16.0
• There is no Mean.