Mathematics, 25.10.2020 02:00 ella3714
Please take this seriously i need to get it right. Dont spam wrong answers or i will report. 15 points+ brainliest if right thx (its a picture)
Answers: 3
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
Mathematics, 21.06.2019 23:30, joelpimentel
Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y
Answers: 1
Please take this seriously i need to get it right. Dont spam wrong answers or i will report.
15 poi...
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