About Graphs
Types of Graphs
Mean/Median/Mode
Random
100

Does a scale always have to start at 1?

No

100

             What is the favourite type of movie?

Romance
100

What is the mean?

1, 2, 2, 3, 4, 4, 5

1 + 2 + 2 + 3 + 4 + 4 +5 = 21 


21/7 = 3

Mean = 3

100

What type of graph is this?

Double bar graph

200

Do bar graphs need to be titled?

Yes

200

                How many people voted for SciFi?

4

200

What is the median?

1, 2, 2, 3, 4, 4, 5

Median = 3

200

What is the least favourite flavour?

Green Apple

300

What do you use bar graphs for? 

Collecting and reviewing data

300

About much percent voted for Badminton?

25%

300

What is the mode?

1, 2, 2, 3, 4, 4, 5

Mode = 2 & 4

300

What is missing on this graph?

Scale, Label and Legend

400

What are the 4 parts of a bar graph?

Title, Labels, Scale, Bars/Data

400

        What 2 sports make up 1/4 of the graph? 

Hockey and Cricket

400

Explain 1 observation from the stem-and-leaf plot.

Answers vary.

400

What is the range?

10 - 4 = 6

Range = 6

500

How many types of bar graphs are there?

2

500

What games were the Hawks and Rockets one point difference?

Game 1 and 3

500

What is the mode?

20

500

Put the following data into a stem and leaf plot:

9, 12, 18, 21, 23, 23, 24, 29, 35, 38, 41

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