Readings+and+In+class+Items

Chapters 1 and 2 Frankel and Wallen

Ch. 10 1. Open this Excel File. 2. Read and perform the activities one by one. 3. Everyone should have a file open but you are free to help each other and ask questions. This is practice.

Ch. 11 1. Open this Excel File. 2. Read and perform the activities one by one. 3. Everyone should have a file open but you are free to help each other and ask questions. This is practice.

Ch. 12 Calculate effect sizes: Right click on the link below and choose open in a new window or new tab: [|http://www.uccs.edu/~faculty/lbecker/#means%20and%20standard%20deviations] Enter group 1 mean of 30, SD of 3.0 Enter group 2 mean of 24 SD of 2.0 What's the Cohen's D? Is this a large effect size? Look at the yellow table at the following link: [|http://www.uccs.edu/~faculty/lbecker/es.htm#1.%20Standardized%20difference%20between%20two] Try playing with the SD. What happens if you make the SD larger/smaller? Are the standard deviations of 3.0 and 2.0 small or large?