Mathematics, 03.04.2020 06:23 lupitasgirl3326
If x varies directly as y and x= 18 when y =3 find x when y=7
Answers: 3
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Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean
Answers: 2
If x varies directly as y and x= 18 when y =3 find x when y=7...
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