Select the correct answer.
Which statement is true about a dot plot?
A.
A dot plot shows the median of a data set.
B.
A dot plot shows the first quartile, but not the second quartile of any given data set.
C.
A dot plot shows the frequency of the individual values of any given data set.
D.
A dot plot shows the frequency of an interval of values of any given data set.
E.
A dot plot gives information about the average of any given data set.
Answers
The answer is C. A dot plot does show how many of a certain value is in a data set.
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Answer: A dot plot shows the frequency of the individual values of any given data set.
A dot plot, also known as a dot graph or a dot chart, is a type of data visualization that is used to represent the distribution of a data set. It is a simple and effective way of showing the distribution of data values, making it a useful tool for exploratory data analysis. In a dot plot, each data value is represented by a dot or mark that is placed above a number line or x-axis, with the height of the dot representing the frequency of that value. The x-axis represents the range of values in the data set, and the y-axis represents the frequency of those values.
One of the advantages of dot plots is that they can be easily constructed and understood by people with minimal statistical knowledge. They are also useful for small data sets where the distribution of values is important to understand. Additionally, dot plots can be used to compare two or more data sets to see how the distribution of values differs between them.
To create a dot plot, one first needs to organize the data values into categories, or bins, based on their range. The categories should be chosen based on the range of the data set and the level of detail desired. Next, the frequency of each value is counted, and the dots are placed above the corresponding x-axis value with their height representing the frequency.
There are several variations of dot plots, including stacked dot plots, which represent multiple data sets on the same plot, and jittered dot plots, which are used to avoid overplotting when the data set has many overlapping values.
In conclusion, dot plots are a simple and effective way to represent the distribution of a data set. They are easy to construct, understand, and compare, making them useful tools for exploratory data analysis.
Learn more about Dot Plot here
https://brainly.in/question/6905597
Learn more about the data set here
https://brainly.in/question/17734715
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