Indicate whether the following hypotheses are necessarily ex post facto research or possible to perform with experimental research. Teaching hyperactive students how to monitor their diets increases the probability that these students will eat healthier meals.
a. necessarily ex post facto research.
b. possible to do with experimental research.
Question 2
Choose the type of experimental validity that is being referred to in the following questions. Were the tests used for analysis appropriate and sufficiently powerful to correctly estimate the size and significance of the effect?
a. Internal c. Construct
b. External d. Statistical Conclusion
The U.S. Long-Term Ecological Research (LTER) network.
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Research
Research Methods