Statistics Review

Mean

100

This is the mean of the following numbers 1,2,3,4,5

What is 3

200

What is the mean of the following numbers 9,6,11,6

What is 8

300

Liam scored the following points in 5 basketball games:

6,8,7,5,9

What is the mean number of pages Liam scored each game?

7

400

A group of friends counted how many apples they each picked:

4,6,5,3

What is the mean number of apples each friend picked?

4.5

500

This is the mean of the following data 70, 35, 64, 98, 42

What is 61.8

Median

100

This is the definition of the median

What is the middle number

200

This is the first step of finding the median

What is put the numbers in order from least to greatest

300

This is the median of the following data 28, 36, 18, 25, 12, 44, 18, 42, 34, 16, 30

What is 28

400

This is the median of the following data 18, 20, 22, 11, 19, 18, 18

What is 18

500

This is the median of the following data 23, 27, 24, 26, 26, 24, 26, 24

What is 25

Mode

100

This is a one word definition of the mode

What is most

200

This is not required to find the mode but can be helpful

What is put the data in order from least to greatest

300

This is the mode of the following data 18, 20, 22, 11, 19, 18, 18

What is 18

400

This is the mode of the following data 23, 27, 24, 26, 26, 24, 26, 24

What is 24 and 26

500

This is the mode for the following data 97, 85, 92, 86

What is none

Range, IQR, and Box Plots

100

What is the Range of the data set:

6, 8, 9, 13, 12, 15, 8, 7, 11

9

200

This type of plot requires you to put your data in order from least to greatest

What is a box-and-whisker plot

300

Find the IQR of the data set:

7, 8, 5, 9, 8, 7, 4, 9, 5

3.5

400

the line in the center of a box plot.

What is the median

500

These are the five things you need to find in order to construct a box-and-whisker plot

What is the lower extreme, the upper extreme, the median, the lower quartile, and the upper quartile

Histograms

100

Books Read        # of Students 

0–2                          3 

3–5                          5 

6–8                          7 

9–11                        2

How many students read more than 5 books? 

9

200

Hours of TV Watched       # of Students 

0–1                                     4 

2–3                                     6 

4–5                                     5 

6–7                                     2

Which group has the highest frequency?

2-3 hours

300

This is what is used to group data in order to form a Histogram:

Frequency Table

400

This is the term for the number of times an event occurs and is included in both line and bar graphs

What is frequency

500

Pets Owned        # of Students 

0                            24 

1                            37 

2                            25 

3                            12 

4                            21

What is the total number of students polled?

119 students

Division w/ Algorithm

100

1620 divided by 90

18

200

1875 divided by 15

125

300

 52⟌4,524

87

400

46⟌6,537.2

142.11

500

364.5 divided by 15

24.3