The number of pumps in use at both a six pump station and a four-pump station will be determined. Give the possible values for each of the following random variables. a) T = the total number of pumps in use. %3D b) X = the difference between the numbers of pumps in use at Stations 1 and 2. c) U = the maximum number of pumps in use at %3D either station. d) 7 = the number of stations having exactly two

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