Average
Coding
Data collection
Descriptive statistics
Distribution of scores
Inferential statistics
Mean
Measures of central tendency
Median
Mode
Optical scanner
Optical scoring sheet
Range
Raw data
Standard deviation
Standard scores
Variance

2. Ask yourself what material from earlier chapters is crucial to understanding this one, and what you must understand from this chapter when reading the next.

3. Do not memorize the examples, instead, concentrate on trying to understand the goals of each method, and the techniques that are used within that technique.

4. Before you study chapter 8, try to predict what statistics from this chapter will be useful in making "inferences from samples to populations".

5. If you are confident about your choices from the preceding question, try to explain how the statistics you chose could be used to make inferences to populations.

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