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# Function and Use of Statistics

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What is the function of statistics? How and why do we use statistics?

##### Solution Summary

The expert determines what is the function of statistics. How and why we use statistics are given.

##### Solution Preview

We use statistics for various reasons. One reason is to describe data. Charts, graphs, histograms, and other pictorial representations are useful ways to summarize data. One can often get a feel for trends or relative magnitude of quantities simply by looking at one of these representations. For example, if the number of unemployed individuals in a city decreased each month in 2010, this reality could easily be represented by a bar graph or other type of chart. We could see the downward trend by quickly viewing the chart and doing ...

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.