Mathematics, 30.06.2020 01:01 shawn20034
A data set includes the following test scores: 75, 82, 84, 62, 78. The score on a retake test is 96. It the retake score replaces the lowest test grade, how is the mean affected? A) The mean increases by 5. B) The mean increases by 6.8. C) The mean increases by 35. D) The mean does not change.
Answers: 2
Mathematics, 21.06.2019 13:50, daytonalive7193
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
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Mathematics, 21.06.2019 19:30, ashtonsilvers2003
Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2
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Mathematics, 21.06.2019 21:20, thakidd4567
Find the missing variable for a parallelogram: a = latex: 28in^2 28 i n 2 h = b = 6.3 in (1in=2.54cm)
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A data set includes the following test scores: 75, 82, 84, 62, 78. The score on a retake test is 96....
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