Mathematics, 12.07.2019 06:00 anaiyamills
Sara is 6 years older than max in 3 years she’ll be 1 1/2 of max’s age . how old is max ?
Answers: 1
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, 22.06.2019 01:10
What is the angle measure, or angle of depression, between this bird and the bird watcher?
Answers: 1
Sara is 6 years older than max in 3 years she’ll be 1 1/2 of max’s age . how old is max ?...
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