Mathematics, 26.02.2020 05:21 tyheath42
The entertainment sports industry employs athletes, coaches, referees, and related workers. Of these, 0.35 work part time and 0.52 earn more than $20,540 annually. If 0.3 of these employees work full time and earn more than $20,540, what proportion of the industry's employees are full time or earn more than $20,540
Answers: 3
Mathematics, 21.06.2019 17:00
If f(x) = 2x - 6 and g(x) = 3x + 9, find (f - g)(x). a. (f-g)(x) = x + 15 o o b. (f- g)(x) = -x - 15 o c. (f- g)(x) = 5x + 3 o d. (f- g)(x) = -x+3 submit
Answers: 2
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 20:00
Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39
Answers: 1
The entertainment sports industry employs athletes, coaches, referees, and related workers. Of these...
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