A sales consultant found the arithmetic average price charged for a three litre bottle of Parmalat milk
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Question:
A sales consultant found the arithmetic average price charged for a three litre bottle of Parmalat milk was357.9 cents when surveying13 stores. An additional two stores were then surveyed, with the retail prices being found to be $3.89 and $3.9.Determine the new arithmetic average price charged for a three litre bottle of milk for the full sample (price to be in cents, correct to one decimal place).
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