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IB Mathematics SL Prep

Category - IB Mathematics

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What is the mean for the following expenditures? $79.84, $278.99, $342.16, $466.25, $111.39, $502.47, $98.12

$278.99
$268.46
$354.22
$317.54

Explanation

Answer: B - The mean for the data set above is $268.46. The median or middle number when the numbers are in ascending order ($79.84, $98.12, $111.39, $278.99, $342.16, $466.25, $502.47) is $278.99.

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