Form 9: Choosing Best Measure of Center
Evaluate data sets to decide whether the mean, median, or mode is the most suitable summary. Learn how data distribution influences the choice of central measure.
Questions
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MultiChoice
When a dataset contains extreme outliers, which measure of center is usually best?
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MultiChoice
Which measure of center represents the most frequently occurring value?
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MultiChoice
Which measure of center is calculated by dividing the sum by total count?
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MultiChoice
In a dataset ordered from least to greatest, the middle number is the:
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MultiChoice
A store wants to know the most popular shoe size sold. Which measure should they use?
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MultiChoice
Which measure uses every single number in its calculation?
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MultiChoice
House prices in a neighborhood are $100k, $110k, $120k, and $5,000,000. Which measure best represents typical price?
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MultiChoice
How many modes can a dataset have?
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MultiChoice
If a dataset has an even number of values, how do you find the median?
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MultiChoice
Which measure is commonly called the 'average' in everyday language?
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MultiChoice
Which measure can be determined for non-numerical categorical data (e.g., favorite color)?
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MultiChoice
For the symmetric dataset 5, 10, 15, what is true about the mean and median?