Answers: 3
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
How to find the exponential function y=ca^x, with points (1,2) and (2,1)
Answers: 2
Mathematics, 21.06.2019 22:50
Which statement accurately describes how to perform a 90Β° clockwise rotation of point a (1,4) around the origin?
Answers: 2
What is 323 dived by 48?...
Chemistry, 04.11.2020 04:20
Social Studies, 04.11.2020 04:20
Mathematics, 04.11.2020 04:20
English, 04.11.2020 04:20
Mathematics, 04.11.2020 04:20
History, 04.11.2020 04:20
Mathematics, 04.11.2020 04:20
English, 04.11.2020 04:20
History, 04.11.2020 04:20
Mathematics, 04.11.2020 04:20
Mathematics, 04.11.2020 04:20