## STAT - Iowa State University - Course Hero.

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PROC GLM is generally better to use in such cases; take STAT 401 or read in a linear models text as to why this is so. To run a PROC GLM for the unbalanced data set (L9dat2.txt) use LOCAL and RECALL TEXT in the SAS Program window, change the PROC ANOVA to PROC GLM, and rerun the program. The output is different than the result for PROC ANOVA.

For the variables time spent on homework and exam grade, which is more naturally the response variable and which is the explanatory variable? A. Time spend on homework: explanatory, exam grade: response B. Time spend on homework: response, exam grade: explanatory. C. Would you expect the following pair of variables measured for 200 individuals ages 18-32 to have a positive association.

The goodness-of-fit test is almost always right-tailed. If the observed values and the corresponding expected values are not close to each other, then the test statistic can get very large and will be way out in the right tail of the chi-square curve. Note: The expected value for each cell needs to be at least five in order for you to use this test. Example. Absenteeism of college students.

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Then I would begin the homework if there was any and afterwards review ahead with the textbook whatever the next days lecture was covering while also making note of things I didn't understand. I could then ask informed questions during the next lecture. Then I would repeat this throughout the week. After about 2 or 3 weeks it just became habit.

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