12.1 Collect and Record Data

Front

What is a tally chart?

Back

A tally chart is a tool used to record and count data using marks (tallies) to represent each item.

Front

How do you read a tally chart?

Back

You count the tallies in groups of five, where four tallies are crossed with a fifth tally to make counting easier.

Front

What does it mean if a tally shows more tallies for one item than another?

Back

It means that more people chose that item compared to others.

Front

What is the purpose of collecting data?

Back

The purpose of collecting data is to gather information that can be analyzed to understand trends or make decisions.

Front

What is a frequency table?

Back

A frequency table is a way to organize data that shows how often each item occurs.

Front

How do you convert tallies to numbers in a frequency table?

Back

You count the tallies and write the total number next to the item in the frequency table.

Front

What does it mean if a student chose chocolate milk?

Back

It means that the student preferred chocolate milk over other options.

Front

If 4 students chose white milk, how can this be represented in a tally?

Back

You would draw four vertical lines (tallies) for white milk.

Front

What is the total number of students if 4 chose white milk and 5 chose chocolate milk?

Back

The total number of students is 9.

Front

What is the significance of the highest number in a tally chart?

Back

The highest number indicates the most popular choice among the options.