Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 15:Two-Way Tables; Lesson 2: Two-Way Relative Frequency Tables


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15.2 Independent Practice

Stefan surveyed 75 of his classmates about their participation in school activities as well as whether they have a part-time job. The results are shown in the two-way frequency table. Use the table for Exercises 3–6.

  • Question 3 (request help)

    b. Explain how you found the correct data to enter in the table.
  • Type below:
  • Question 4 (request help)

    Create a two-way relative frequency table using decimals. Round to the nearest hundredth.
  • Type below:
  • Question 5 (request help)

    Give each relative frequency as a percent.

    a. the joint relative frequency of students surveyed who participate in school clubs only and have part-time jobs
  •     %
  • Question 5 (request help)

    b. the marginal frequency of students surveyed who do not have a part-time job
  •     %
  • Question 5 (request help)

    c. the conditional relative frequency that a student surveyed participates in both school clubs and sports, given that the student has a part-time job
  •     %

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