(Answered) Textbook - essential statistics for the behavioral sciences

Statistics

Textbook - Essential STATISTICS for the BEHAVIORAL SCIENCES BY Gregoey J. Privitera

1. Define the general principal of the mean.

2. Define sample mean.

What is the formula for the sample mean?

3. Define the mode.

4. Define population mean.

What is the formula for the population mean?

5. In psychology research, what is a sample?

6. Define the median.

7. In psychology research, what is a population?

8. Based on the scale of measurement for each variable listed below, which measure of central tendency (mean, mode or median) is most appropriate for describing the following data?

(a) Interval or ratio variables

(b) Nominal variables

(c) Rank- ordered variables

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