- AMode
- BMean
- CMedian
- DRange
Step-by-Step Solution
Mode = the most frequent value. Mean = sum/count, median = middle value, range = max − min.
Answer: A) Mode
Which statistic is defined as the value that appears most often in a data set?
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Key idea: When to use which
- **Mean**: when values are well-spread without extreme outliers (test scores, heights).
- **Median**: when there are extreme values (incomes, house prices) that would skew the mean.
- **Mode**: when you care about the most common value (most common shoe size, most popular subject).
In news headlines: 'average income' usually means mean (which can be misleading); 'median income' is often more honest.
- **Median**: when there are extreme values (incomes, house prices) that would skew the mean.
- **Mode**: when you care about the most common value (most common shoe size, most popular subject).
In news headlines: 'average income' usually means mean (which can be misleading); 'median income' is often more honest.
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