Mathematics, 09.11.2020 19:50 tinaxiao
9) Last year Docie Johnson had net sales of $582,496. This year her sales decreased to $482,496. What was her percent decrease?
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Mathematics, 21.06.2019 13:50
What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2
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Mathematics, 21.06.2019 21:30
Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)
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Mathematics, 22.06.2019 03:00
Let d be the domain and let ƒ be the possible function. determine if the relation is an example of a function. d = {x| x is a date, expressed in day/month/year} ƒ(x) = temperature in seattle washington on that date
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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
9) Last year Docie Johnson had net sales of $582,496. This year her sales decreased to $482,496. Wha...
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