Mathematics, 05.05.2020 08:42 pim9705876
The high price of medicines is a source of major expense for those seniors in the United States who have to pay for these medicines themselves. A random sample of 1800 seniors who pay for their medicines showed that they spent an average of $ 4600 last year on medicines with a standard deviation of $ 800 . Make a 90 % confidence interval for the corresponding population mean.
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Mathematics, 20.06.2019 18:04
Super ultra mega important if you can answer this correctly i will give you 100 points but if you don't answer it correctly you'll get a big report. so stay aware and have a nice day!
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Mathematics, 21.06.2019 18:00
What is the rate of change of a line that passes through (2,-5) and (6,-2)?
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Mathematics, 21.06.2019 21:40
The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =
Answers: 2
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