Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 11 - Goodness-of-Fit and Contingency Tables - 11-2 Goodness-of-Fit - Basic Skills and Concepts - Page 573: 2


O=523, E=143.57.

Work Step by Step

O is an outcome's observed frequency (we choose the highest one): O=523. E is the expected outcome: $E=\frac{n}{k}=\frac{1005}{7}=143.57.$
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