Mathematics, 27.08.2019 20:10 81074
Suppose the scores of a standardized test are normally distributed. if the population standard deviation is 3 points, what minimum sample size is needed to be 90% confident that the sample mean is within 2 points of the true population mean?
Answers: 1
Mathematics, 21.06.2019 20:00
Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?
Answers: 1
Mathematics, 21.06.2019 21:30
Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?
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Mathematics, 21.06.2019 21:40
What is the value of x in the equation 1.5x+4-3=4.5(x-2)?
Answers: 2
Suppose the scores of a standardized test are normally distributed. if the population standard devia...
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