Question
A survey of apartment rentals is made in three counties. In County A, it is found that 230 rental apartments have a mean monthly rent
A survey of apartment rentals is made in three counties. In County A, it is found that 230 rental apartments have a mean monthly rent of $820; in County B, 190 apartments have a mean monthly rent of $960; and in County C, the mean monthly rent for the 320 surveyed apartments is $640. What is the mean monthly rental for the 740 rental units in the survey?
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
