Statistical Measures and Summarize Data

Paula recorded the grams of protein in each serving of 7 different brands of nutritional shakes: 13, 25, 25, 29, 18,

15, and 32. What is the third quartile of the data?

Frank kept track of the amount of money he earned each day for 2 weeks. The amounts, in dollars, are listed below.

25, 30, 24, 20, 20, 22.5, 75, 27, 27, 22, 22, 27, 22.5, 28

What measures of center best summarize Frank’s data?

• mode

• mean

• median

Frank kept track of the amount of money he earned each day for 2 weeks. The amounts, in dollars, are listed below.

25, 30, 24, 20, 20, 22.5, 75, 27, 27, 22, 22, 27, 22.5, 28

What measures of variability best summarize Frank’s data?

• IQR

• MAD

The ages of 10 boys are listed below.

7, 6, 8, 6, 8, 7, 8, 7, 8, 6

The median and mode are 7.

• Yes

• No

Find the measures of center for the set of data. 
17, 36, 45, 98, 25, 34, 19, 45, 36

• mean: 41,  median: 36,  modes: 45 and 36,  outlier: none

• mean: 41,  median: 36,  modes: 45 and 36,  outlier: 98 and 19

• mean: 39.4,  median: 36,  modes: 45 and 36,  outlier: 98

• mean: 39.4,  median: 36,  mode: 45,  outlier: 98

What is the median of the set of data?

• 30

• 40

• 45

• 50

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:8

• median:6  mode:3  range:7

• median:7  mode:3 range:8

How many more votes did Mark and Thomas receive than James?

• 15

• 2

• 65

• 22

Terry made the dot plot above to chart the amount of time, in minutes, that it took students to eat breakfast in the morning. How many students took 5 or more minutes to eat their breakfast?

• 11

• 12

• 14

• 16

What was the difference in temperature of the day with the highest sales and the day with the lowest sales?

• 10 degrees

• 13 degrees

• 11 degrees

• 20 degrees