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Game Studio: Score Balance Evidence worksheet preview

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Game Studio: Score Balance Evidence

Analyze game playtests using joint and conditional relative frequencies, then investigate how level difficulty can affect combined results.

Grade 8MathInteractive · Printable

Aligned to8.SP.A.4

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 14 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 8
Subject
Math
Question types
Fill in the blank, Multiple choice, Circle the answer, Short answer

About this worksheet

What students practice

  • Students convert between frequencies and relative frequencies in two-way tables.
  • Students compare conditional percentages to describe associations between categorical variables.
  • Students explain how combining groups can hide patterns visible within each group.

How to use

Have students label the group used as the denominator before calculating each percentage. Discuss the final explanation after students compare results within each level.

Curriculum

Common Core standard covered

8.SP.A.4

Find patterns of association in categorical data with two-way tables of frequencies and relative frequencies.

Preview

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Name Date

Game Studio: Score Balance Evidence

Use two-way tables to investigate patterns in playtest results.

Control Choices and Scores

A studio is balancing a puzzle game. Use the table for Questions 1–5. Each tester played once, and every percentage is a percentage of all 200 testers.

Control Choice and Score: Percentage of All Testers
Controls600 points or moreBelow 600 pointsTotal
Buttons36%24%60%
Touch12%28%40%
Total48%52%100%
1.
Select all statements supported by the table.

More than half of all testers chose buttons.Of the touch-control testers, 12% scored at least 600 points.Of all testers, 52% scored below 600 points.Exactly 36 testers chose buttons and scored at least 600 points.

2.

How many testers chose touch controls and scored below 600 points?   testers

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