HW 6 for stats .docx - Samantha Stricklin Homework 6 11.32...

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Samantha Stricklin Homework # 6 11.32 A- 29.4/19.1= 1.5398= 1.54 B- 1.56/0.27=5.7778= 5.78 C- 4595/3972=1.1568=1.16 11.34- SS total= SS between + SS within = 191.450=104.720= 296.17 df between = df total –df within = 36-32 =4 MSwithin = SS within / df within= 104.720/32= 3.273= 3.27 F= MS between/ MS within= 47.863/3.273= 14.624= 14.62 11.44 A- We have a given population mean along with a standard deviation; the sample size is 100. When we know population parameters mean and standard deviation we use Z distribution. B- In this condition we must compare the effect of different context in the workplace. There are more than three different workplace categories : 1. Employees working in enclosed offices. 2. Employees working in open offices. 3. Employees working from home. When we have to check more than two categories we use f distribution. C- In this case we don’t have population parameters; in this context we have to fine sample mean and sample standard deviation; when we use sample information we use a t test; so a t distribution. 11.66 A- Type of school is the independent variable. The three levels of school are primary, junior, and high school.

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