What’s the median of this set? 67,68,69,69,69,71,71,72,73,75
a)69
b) 69.5
c) 70
...
Mathematics, 04.10.2020 22:01, honestty21
What’s the median of this set? 67,68,69,69,69,71,71,72,73,75
a)69
b) 69.5
c) 70
d) 70.5
e) 71
Answers: 2
Mathematics, 21.06.2019 18:00, bvaughn6477
Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?
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
History, 05.05.2020 23:35