# Summary Statistics and Data Collection

What are the three measures of central tendency?

What are measures of variation?

How do you determine which summary statistics (numerical measures) are most appropriate to describe certain variables?

How do you determine which graph types are most appropriate to describe certain variables?

Which numerical measures (summary descriptive statistics) are most appropriate for discrete data or for continuous data?

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#### Solution Preview

What are the three measures of central tendency?

Answer: Mean, mode, median

What are measures of variation?

Answer: Range, Standard deviation (square: variance)

How do you determine which summary statistics (numerical measures) are most appropriate to describe certain ...

#### Solution Summary

In-brief answers to a few questions related to summary statistics.

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