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Exercise 18 Understanding Analysis of Variance (ANOVA) and Post Hos Analyses $6.49   Add to cart

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Exercise 18 Understanding Analysis of Variance (ANOVA) and Post Hos Analyses

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Exercise 18 Understanding Analysis of Variance (ANOVA) and Post Hos Analyses

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  • September 9, 2024
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  • 2024/2025
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Exercise 18: Understanding Analysis of Variance (ANOVA)

and Post Hos Analyses



1. Maryland et al. (2014) do not provide the degrees of freedom (df) in their study. Use the

degrees of freedom formulas provided at the beginning of this exercise to calculate the

group df and the error df. In order to calculate the degrees of freedom (df) in the

Mayland et al. study, you must subtract k (the number of groups in the study) by N (the

total number of participants in the study). In this case, you would subtract 255-3, which

equals a df of 252. Calculating the error df requires using the formula k-1, so 3-1 equals

an error df of 2.

2. What is the F value and p value for spiritual need-patient? What do these results mean?

What


do these results mean? The F value of spiritual need-patient is 38.1 and the p value for

spiritual need-patient is p=<0.0001. These results indicate that there is an extremely

significant difference between one group in the study and the other two groups being

studied

3. What is the post hoc result for facilities for the hospital with LCP vs. the hospital without

LCP vs. the hospital without LCP (see table 2)? Is this result significant? In your opinion, is

this an expected finding? The post hoc result for facilities for the hospital with LCP vs. the

hospital without LCP is p=0.85. Since this result is above the alpha, this indicates that

the means for the two groups are not statistically different. This is a somewhat

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