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, 21.06.2019 21:30, thompsonmark0616
Find the domain and range of the following function f(x) = 51x - 21+ 4
Answers: 2
Mathematics, 22.06.2019 02:40, Ghhkgu5120
If /is a line of symmetry, plot the partner points for the ones shown. noch 6 5 4 -3 -2 -1
Answers: 1
Mathematics, 22.06.2019 03:30, QueenNerdy889
If using the method of completing the square to solve the quadratic equation x 2 + 16 x + 24 = 0 x 2 +16x+24=0, which number would have to be added to "complete the square"?
Answers: 1
Pls help me I’ll make u...
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