1 what is meant by a designed experiment2 a factor level is, Ask an Expert

Statistics

1. What is meant by a designed experiment?

2. "A factor level is the same as a treatment." Is this statement always true? If not, what conditions are neces- sary for it to be true?

3. What is necessary for an experiment to be "balanced"?

4. Explain the basic role that between-sample variation and within-sample variation play in carrying out an analysis of variance.

5. Differentiate between the independent and depen- dent variables in an experiment.

6. A university president collects data showing the number of absences over the past academic year for a random sample of 6 professors in the College of Engineering. She does the same for a random sample of 9 professors in the College of Business and for a random sample of 8 professors in the College of Fine Arts. Does this represent a designed experiment? Explain.

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