Mathematics, 08.11.2019 22:31 deonte4807
The average homicide rate for the cities and towns in a state is 10 per 100,000 population with a standard deviation of 2. if the variable is normally distributed, what is the probability that a randomly selected town will have a homicide rate greater than 14?
Answers: 1
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 22:00
Rewrite so the subject can be y in the formula d=m-y/y+n
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Mathematics, 22.06.2019 01:30
What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?
Answers: 2
The average homicide rate for the cities and towns in a state is 10 per 100,000 population with a st...
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