Data Representation (can you find me Dylan?)

Why do people collect data?

• To make informed decisions

• Because the teacher made them

• Because they don't want information

• So they can make an uninformed decision

What is categorical data

• Data in number form

• Data in word form

What is numerical data?

• Data in number form

• Data in word form

What kind of data representation is this?

• Tally Chart

• Bar Graph

• Dot Plot

• Pie Chart

What kind of data representation is this?

• Bar Graph

• Dot Plot

• Tally Chart

• Pie Chart

True or False

This statement is making a comparison about the data;

Category x had the highest number, category y had the lowest number.

• True

• False

What type of data representation is this?

• Tally Chart

• Dot Plot

• Bar Graph

• Pie Chart

What kind of data would you collect if you asked "how old are you?"

• Categorical data

• Numerical data

What kind of data would you collect if you asked "what is your favourite animal?"

• Categorical data

• Numerical data

What kind of data would you collect if you asked "what is your favourite school subject?"

• Numerical data

• Categorical data