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In order to estimate the average electric usage per month, a sample of 36 houses was selected and the electric usage was determined. Assume a population standard deviation of 330 kilowatt-hours. Find the standard error of the mean.
Answers: 2
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The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.
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The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?
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The tile along the edge of a triangular community pool needs to be replaced? ?
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Percent increase and decrease. original number: 45 new number: 18
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In order to estimate the average electric usage per month, a sample of 36 houses was selected and th...
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