Mathematics, 19.11.2019 21:31 EMQPWE
The ratio of 16 to 0.4 is equal to the ratio of 14 to y. what is the value of y?me
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Mathematics, 22.06.2019 01:20
If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4
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Mathematics, 22.06.2019 04:30
Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t.inv.2t to find the value of t for the interval calculation.
Answers: 1
Mathematics, 22.06.2019 04:30
Agroup of five people go out to eat and buy appetizers and main dishes they decide to split the bill so each person pays 20% of the total cost appetizers are $5 and main dishes are $10 write an expression to show how much each person pays explain it with how to solve the problem
Answers: 1
The ratio of 16 to 0.4 is equal to the ratio of 14 to y. what is the value of y?me...
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