- Teach the difference between frequency and relative frequency and how to make conversions between the two.
- Introduce how to organize categorical data in either a frequency table or contingency table.
- Show how to interpret both marginal and conditional distribution from a contingency table.
This packet defines what frequency distributions are, including frequencies and relative frequencies. It also introduces a contingency table, which is like a frequency distribution, except for 2 or more variables. There are videos on how to construct these, and examples at the end for you to create your own tables.
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This packet has 2 videos describing how to make frequency and relative frequency distributions, as well as contingency tables. Some terms that may be new to you are:
Source: Greene
This video shows an example of a frequency distribution, including relative frequency.
Source: Greene
This video shows a basic example of a contingency table.
Source: Greene
