Mathematics, 09.10.2021 16:00 isaacb6291
I need help!! please, you don’t even have to do it all just explain to me how to do the first one I’ll catch on
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
Mathematics, 22.06.2019 00:50, meganwintergirl
4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?
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Mathematics, 22.06.2019 01:00, tansebas1107
The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?
Answers: 3
I need help!! please, you don’t even have to do it all just explain to me how to do the first one I’...
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