Mathematics, 23.06.2019 09:30, erikloza12pdidtx
40 points? at a basketball game, a vender sold a combined total of 225 sodas and hot dogs. the number of sodas sold was 49 more than the number of hot dogs sold. find the number of sodas sold and the number of hot dogs sold.
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 20:30, Gabyngreen
What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81
Answers: 1
40 points? at a basketball game, a vender sold a combined total of 225 sodas and hot dogs. the numb...
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