Statistics: Median
Samantha spent $175 on utilities in January and $200 in February. For the next four months, she spent $210, $190, $140, and $230, respectively. What is Samantha's median expenditure?
Incorrect.
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This is a trap option. Put the values in order before finding the median.
Incorrect.
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Correct.
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First, list Samantha's expenditures:
>$175, $200, $210, $190, $140, and $230.
Now arrange them in increasing order:
>$$\{140, \ 175, \ 190, \ 200, \ 210, \ 230\}$$.
Since 190 and 200 are the middle values, the median is
>$$\text{Median} = \frac{190 + 200}{2} = \frac{390}{2} = 195$$.
Incorrect.
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Incorrect.
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$190
$195
$200
$205
$210
