Collect and
3-1
Organize Data
Ms. Alvarez asked
each of her students,
“What is your favorite
after school activity?”
MAIN IDEA
The results are shown.
I will take a survey,
and collect and
organize data.
New Vocabulary
survey
Ms. Alvarez took a survey. A survey is a way to collect data or
data
information that answers a question. You can use a tally chart
tally chart
or a frequency table to record data.
frequency table
Real-World
EXAMPLE
Organize Data
Math Online
Math Online
Math Online
1
SCHOOL
Look at the data Ms. Alvarez collected. Organize
the data in a tally chart and a frequency table.
• Extra Examples
• Personal Tutor
Step 1 Draw a table with two columns. Include a title.
• Self-Check Quiz
Step 2 List each activity in the first column.
Step 3 Use tally marks or numbers to record the results.
Tally Chart
Frequency Table
Favorite After
Favorite After
School Activities
School Activities
Activity
Tally
Activity
Frequency
Playing a sport
Playing a sport
5
Reading
Reading
4
Watching T.V.
Watching T.V.
3
Each tally mark
Numbers are used to
represents a student.
record the results.
Lesson 3-1 Collect and Organize Data 95