Mr. Travis drew this model.
Which equation does this model represent?
A.
6...
Mathematics, 22.04.2020 16:54 Orlandon220
Mr. Travis drew this model.
Which equation does this model represent?
A.
6 = 2x - 5
B.
6 = 5x - 2
C.
6 = 5x + 2
D.
6 = 2x + 5
Answers: 3
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Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean
Answers: 2
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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
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