Question
A home improvement company is interested in improving customer satisfaction rate from the 55% currently claimed. The company sponsored a survey of 125 customers and
A home improvement company is interested in improving customer satisfaction rate from the 55%
currently claimed. The company sponsored a survey of 125
customers and found that 79
customers were satisfied.
What is the test statistic z
?
What is the p
-value?
Does sufficient evidence exist that the customer satisfaction rate is different than the claim by the company at a significance level of =0.1
?
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Continuous Nowhere Differentiable Functions The Monsters Of Analysis
Authors: Marek Jarnicki, Peter Pflug
1st Edition
3319126709, 9783319126708
