Help im failing math
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Mathematics, 10.12.2021 14:00 laniiawesomee
Help im failing math
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 20:00, dathanboyd
Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance
Answers: 1
Mathematics, 21.06.2019 22:40, raymond5799
Find the missing factor. write your answer inexponential form.9^2=9^4×
Answers: 1
Mathematics, 21.06.2019 23:00, brittneyrenae7338
What is the value of x in the equation7x+2y=48 when y=3
Answers: 2
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