Question: In a recent consumer survey, 18 mall shoppers were asked about the total value of their purchases on the day of the survey. Results are

In a recent consumer survey, 18 mall shoppers were asked about the total value of their purchases on the day of the survey. Results are shown below:
$110, 256, 23, 45, 168, 122, 135, 56, 18, 0, 44, 68, 120, 115, 456, 256, 174, 88
a. Determine and interpret the 40th percentile value.
b. Determine and interpret the 85th percentile value.
c. Determine and interpret the median value.

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