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Unformatted text preview: than the 0.025 significance level, there is strong indication to accept the null hypothesis that they are exceeding the 95% processing rate. 9.64 h : Average OOP = $250 h 1 : average OOP > $250 Decision rule: reject the null hypothesis if the p-value is <0.05 Using excel, the p-value is calculated to 0.0568 with one tail. Because the p-value is not less than 0.05 there is not enough data to reject the null hypothesis. This means there is insufficient evidence to prove a violation of the guidelines at a 5% significance level. In addition, because the p-value is so close to .05 this is a close decision. Chapter exercises 3...
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- Spring '08
- Statistical hypothesis testing, Statistical significance, Mark Talbot University of Phoenix, Justin Grunigen