# A pit boss suspects that a roulette wheel is out of balance. A roulette wheel has 18

## Question:

A pit boss suspects that a roulette wheel is out of balance. A roulette wheel has 18 black slots, 18 red slots, and 2 green slots. The pit boss spins the wheel 500 times and records the following frequencies:

Outcome _________________ Frequency

Black .................................233

Red ...................................237

Green ................................. 30

Is the wheel out of balance? Use the a = 0.05 level of significance.

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**Related Book For**

## Statistics Informed Decisions Using Data

**ISBN:** 9780134133539

5th Edition

**Authors:** Michael Sullivan III