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Grade 8 HMH Go Math - Answer Keys
Chapter 15:Two-Way Tables; Lesson 1: Two-Way Frequency Tables
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Guided Practice
Question 1
In a survey of 50 students, 60% said that they have a cat. Of the students who have a cat, 70% also have a dog. Of the students who do not have a cat, 75% have a dog. Complete the two-way table.
a. Enter the total number of students surveyed in the bottom right cell of the table.
Type below:
Question 2
The results of a survey at a school are shown. Is there an association between being a boy and being left-handed? Explain.
ESSENTIAL QUESTION CHECK-IN
Question 3
Voters were polled to see whether they supported Smith or Jones. Can you construct a two-way table of the results? Why or why not?
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