Elementary Statistics (12th Edition)

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

Chapter 13 - Nonparametric Statistics - 13-2 Sign Test - Basic Skills and Concepts: 2

Answer

x=7

Work Step by Step

The number of positive signs (+): 2 The number of negative signs (-): 7 The number of ties (0's): 1 The sample size is the number of paired observations: n=10 The value of the test statistic is the number of times the less frequent sign occurs. x=7
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