Frequency Tables

Frequency Tables

By Kirsten Knalson

​Frequency Tables

Learning Target: Students will understand how to calculate, interpret, and use frequencies from a two-way table to describe possible associations between two variables.

Do Now: Complete the handout and glue it into your notebook.

Homework: IXL:GG.14 & Quizizz Frequency table HW

​Some text here about the topic of discussion.

Do now

Open Ended

Two way frequency tables

What can they be used for

How can they be used in real-life situations?

Why is this important?

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Think Pair Share

Topic: Two-way frequency tables 

• What can they be used for

• How can they be used in real-life situations?

• Why is this important?

​175 people answered two survey questions.

1. Are you a student (under 18) or an adult (18 and over)?

2. Do you own a laptop computer? (Yes or No)

​Example 1:

​175 people answered two survey questions.

1. Are you a student (under 18) or an adult (18 and over)?

2. Do you own a laptop computer? (Yes or No)

​Example 1:

​175 people answered two survey questions.

1. Are you a student (under 18) or an adult (18 and over)?

2. Do you own a laptop computer? (Yes or No)

​Example 1:

Fill in the Blanks

What is the frequency of Adults (18 and over)?

​Example 1:

1. What is the frequency of students who own a laptop computer?

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2. What is the relative frequency of students who own a laptop computer?

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Fill in the Blanks

What is the frequency of adults who own a laptop computer?

Fill in the Blanks

What is the relative frequency of adults who own a laptop computer?

Write as a decimal or simplified fraction.

150 students answered two survey questions.

1. Do you use social media? (Yes or No)

2. Do you own a cell phone? (Yes or No)

​Example 2:

Poll

Do you use social media? (Yes or No)

• Yes

• No

150 students answered two survey questions.

1. Do you use social media? (Yes or No)

2. Do you own a cell phone? (Yes or No)

​Example 2:

Poll

Do you own a cell phone? (Yes or No)

• Yes

• No

Fill in the Blanks

How many people have a cell phone and no social media?

Fill in the Blanks

How many student do not have a cell phone and use social media?

Fill in the Blanks

How many people do not have social media?

​Learning Target: Students will understand how to calculate, interpret, and use frequencies from a two-way table to describe possible associations between two variables.

1.  IXL: GG.14 : Checkpoint Two way frequency tables (8th grade)

2. Quizizz Frequency Table Homework​

​Agenda