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2.9: Frequency Tables to Organize and Display Data

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

Analyze

To analyze is to look at data and draw conclusions based on patterns or numbers.

bar chart

A bar chart is a graphic display of categorical variables that uses bars to represent the frequency of the count in each category.

conditional probability

The probability of a particular dependent event  given the outcome of the event on which it occurs.

Data

Data is information that has been collected to represent real life situations, usually in number form.

Dependent Events

In probability situations, dependent events are events where one outcome impacts the probability of the other.

Frequency

In statistics, the frequency of an event is the number of times that event occurred.

Frequency table

A frequency table is a table that summarizes a data set by stating the number of times each value occurs within the data set.

Independent Events

Two events are independent if the occurrence of one event does not impact the probability of the other event.

two way tables

Contingency tables are sometimes called two-way tables because they are organized with the outputs of one variable across the top, and another down the side.

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Difficulty Level:
At Grade
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Date Created:
Oct 29, 2012
Last Modified:
Sep 04, 2016
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MAT.STA.225.L.1