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A categorical variable has three categories, with the following frequencies of occurrence:
a. Compute the percentage of values in each category.
b. What conclusions can you reach concerning the categories?
a.
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Determine the percentage of values in each category.
Answer to Problem 1PS
The required percentages of categories A, B and C are
Explanation of Solution
The frequency summary table is given.
The total frequency of all categories is:
The percentage of values in category A is:
The percentage of values in category B is:
The percentage of values in category C is:
The percentages of categories A, B and C are
b.
![Check Mark](/static/check-mark.png)
Write the conclusion about the different categories.
Explanation of Solution
The percentage of each category is calculated above.
By looking at the percentage of each category, it can be concluded that more than half of the values are in category B and about a quarter of the values are in category A while are comparatively less values, that is,
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Basic Business Statistics, Student Value Edition (13th Edition)
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