What, if any, variables were being investigated in this research?
a. independent variable(s)
b. dependent variable(s)
6. Were reliability and/or validity established/reported for the instrument? How?
7. How were data collected? What level of measurement (nominal, ordinal, etc)?
Process evaluation and outcome data were collected at specific times over the implementation period... displayed 300 characters
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A process evaluator observed physical education and health education classes and the school environment using structured checklists.
8. How were data analyzed? What statistical tests were used? Were they appropriate for the type of data collected?
9. Are results clearly presented?
10. Do the results support the existing literature? Did the authors of this article compare results with other research findings?
11... displayed next 300 characters
The subjects of the control group usually do not receive treatment or left unaware of some course of action and then at the end of the experiment compared with those who actually got the treatment in order to come to a conclusion...
I would measure how the independent variable (treatment) effects those behaviors that have been selected as the dependent variables.
7. Analyze all the data and if my hypothesis is correct I need to have it replicated by other researchers, psychologists, etc...
Correlation analysis measures the degree of association between two or more variables. Parametric methods of correlation analysis assume that for any pair or set of values taken under a given set of conditions, variation in each of the variables is random and follows a normal distribution pattern...
We would set up an equation like the following:
Y = ? + ?X + e
Y = sales of firm, X = average height of employees, ? = intercept of the regression line,
? = slope of the regression line, and e = disturbance term
Then, we would collect a sample of data from a number of firms regarding sales and average height of employees...
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