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Statistics Vocabulary Definitions

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Statistics Vocabulary Definitions

Choose or write the statistics word that best completes each task. Use the skate park data when a question refers to it.

Statistics words

Choose the best word for each definition.

1.A feature we collect information about, such as the kind of wheels a skater uses, is called a…

variable
analysis
bar graph

2.Before collecting information, Zoe predicts that more skaters will use skateboards than scooters. Her prediction is an…

assertion
variable
bar graph

3.The class looks for patterns in its skate park results and decides what the results show. This is…

a variable
analysis
an assertion

4.A display that uses bars to compare how many skaters chose each activity is a…

bar graph
variable
assertion

Complete the sentences

Use each clue from the word bank once: feature measured, prediction, examining results, display with bars.

5.Tane records whether each person at the skate park is using a skateboard, scooter or BMX bike. The type of equipment is the .

6.Before counting, Losa says, “I think scooters will be the most popular.” This prediction is an .

7.Zoe displays the number of skateboarders, scooter riders and BMX riders using bars. She has made a .

8.After looking carefully at the results, Tane notices that skateboarders were counted most often. He is doing .

Use the skate park data

The table shows the favourite skate park activity chosen by a group of children.

Activity

Children

Skateboarding

Scootering

BMX riding

9.Using the table, write one variable that the group could collect information about at the skate park.

10.The group recorded 8 children choosing skateboarding, 5 choosing scootering and 3 choosing BMX riding. Write one assertion about these results that can be checked using the numbers.

11.During analysis of the table, what is one question you could ask about how many children chose each activity?