What is the approximate circumference of the circle ? use pi= 3.14.
a ( 21.1 feet
b ( 36...
Mathematics, 11.10.2019 00:30, avaverretkj
What is the approximate circumference of the circle ? use pi= 3.14.
a ( 21.1 feet
b ( 36 feet
c ( 56.5 feet
d ( 113 feet
Answers: 2
Mathematics, 21.06.2019 19:30, Lindsay882
How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way
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
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