Data and Statistics Review

Classify this data set as CATEGORICAL OR NUMERICAL... the brand of shoes the students in your class are wearing

• Categorical

• Numerical

Find the MEAN (remember to add the numbers up and then divide by how many numbers there are)

22, 24, 25, 26, 30, 35

• 25

• 27

• 22

• 25.5

Find the range of the following sets of data (* Remember Range = Maximum – Minimum)

44, 50, 55, 56, 62, 68, 70

• 25

• 26

• 36

• 34

Count the number of dots. How many students are in Victoria’s class?

• 23

• 20

• 7

• 9

How many students have two cats or less?

• 25

• 4

• 7

• 15

What is the median number of cats that students have? (Remember...Write the values in order and then find the middle value.)

• 1

• 3.5

• 3

• 4

The histogram shows customers’ monthly cell phone bills. Use the graph to answer the question: How many people were included in this survey?

• 43

• 7

• 13

• 4

The histogram shows customers’ monthly cell phone bills. Use the graph to answer the question: How many people’s cell phone bills were between $36 and $44?

• 2

• 4

• 7

• 3

If a person’s cell phone bill came to $48, which interval should they be tallied in?

• 36-40

• 30-44

• 44-48

• 48-52

What is the median of the data represented in the box plot?

• 60

• 70

• 80

• 90