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Mathematics, 21.06.2019 14:00
In the diagram, the measure of angle 9 is 85Β° which angle must also measure 85Β°?
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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.
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Mathematics, 21.06.2019 22:00
Find two numbers if their sum is 91 and the ratio is 6: 7?
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Mathematics, 21.06.2019 23:00
What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top
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What is the graph of x=1...
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