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190-P1-1

Representative Values of Complicated Data

The following table is the data of a shop’s income for 10 months.
Determine which representative value is appropriate for the monthly
income of the shop.

Month Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sept. Nov.

Income 1900 300 340 360 350 370 400 400 340 400
($)

Step 1. Find the mean income of the shop.

Step 2. Find the median income of the shop.

Step 3. Find the mode income of the shop.

Step 4. Determine which representative value is appropriate for the monthly income of
the shop and explain your answer.
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