Mathematics, 07.12.2020 22:00 jeff7259
The confidence interval for a population mean is (7.67, 7.87). What the the sample mean and the
margin of error?!
=
Margin of Error =
Answers: 2
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Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .
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Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 21:30
How does reflecting or rotating a figure change the interior angles of the figure?
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Mathematics, 22.06.2019 00:30
Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28
Answers: 1
The confidence interval for a population mean is (7.67, 7.87). What the the sample mean and the
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