Question
A software company is interested in improving customer satisfaction rate from the 57% currently claimed. The company sponsored a survey of 280 customers and found
A software company is interested in improving customer satisfaction rate from the 57% currently claimed. The company sponsored a survey of 280 customers and found that 174 customers were satisfied.
What is the test statistic z?
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STAT 2
Authors: Robert R Johnson, Patricia J Kuby
2nd Edition
1133169953, 9781133169956
