Mathematics, 02.08.2019 12:30, jacksontwyford
The length of a rectangular building is 6ft less than 3 times the width. the perimeter is 120 ft. find the width and the length of the building.
Answers: 1
Mathematics, 21.06.2019 16:00, 710jonathan
Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.
Answers: 1
Mathematics, 21.06.2019 19:40, evarod
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
The length of a rectangular building is 6ft less than 3 times the width. the perimeter is 120 ft. fi...
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