Lottery Prizes A lottery offers one 1000 prize, two 500 prizes, three 400 prizes, and five 200 prizes. One thousand tickets are sold at 5$ each. Find the expectation if a person buys four tickets. Assume that the player's ticket is replaced after each draw and that the same ticket can win more than one prize. Round to two decimal places for currency problems.
The expectation if a person buys four tickets is____
dollar(s).