Mathematics, 31.08.2021 01:30 dozsyerra
Suppose the average yearly salary of an individual whose final degree is a master's is $46 thousand less than twice that of an individual whose final degree is a bachelor's. Combined, two people with each of these educational attainments earn $116 thousand. Find the average yearly salary of an individual with each of these final degrees.
Answers: 3
Mathematics, 21.06.2019 19:40
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
Mathematics, 21.06.2019 22:40
Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x
Answers: 3
Suppose the average yearly salary of an individual whose final degree is a master's is $46 thousan...
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