Algebra 1- IM Unit 3 - Lesson 1-Two Way Table

• I can calculate missing values in a two-way table.

• I can create a two-way table for categorical data given information in everyday language.

• I can describe what the values in a two-way table mean in everyday language.

• The survey included 100 different students. 40 students said they prefer using pen more than pencil.

• 45 students said they prefer using unlined paper more than lined paper.

• 10 students said they prefer lined paper and pen.

• 45 student said they prefer pencil and lined paper.

• Why is this table an effective method for solving this question?

• Was using a table the only way to solve the questions?

• What does the word ‘two’ in two-way table refer to?

• How is it seen in the example from the task?

A scientist is trying to determine the role of specific genes by looking at traits of fruit flies. The offspring of two fruit flies are examined to determine the color of their eyes and whether they have curled wings or standard wings. Eighty offspring are randomly selected, and the results are recorded in the two-way table.

Forest rangers record information about some of the deer in the forest they oversee. Use the two-way table to answer the questions about the deer they observed. 

Lets see what you know?

https://www.khanacademy.org/math/ap-statistics/analyzing-categorical-ap/stats-two-way-tables/e/two-way-frequency-tables