Mathematics, 14.12.2019 05:31 zgueyeu
An oil company claims that the sulfur content of its diesel fuel is at most .15 percent. to check this claim, the sulfur contents of 40 randomly chosen samples were determined; the resulting sample mean and sample standard deviation were .162 and .040.
(a) calculate the p-value needed to test whether the company’s claim is valid.
(b) use part (a) to conclude the test at the 5 and 10 percent levels of significance.
Answers: 1
Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
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Mathematics, 21.06.2019 20:30
Answer for 10 points show work you guys in advanced < 3
Answers: 1
Mathematics, 21.06.2019 23:30
What is the simplified form of square root of 400 to the 100th power ?
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An oil company claims that the sulfur content of its diesel fuel is at most .15 percent. to check th...
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