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Mathematics, 22.08.2019 23:50 chanahvanya
Mr. patrick teaches math to 1515 students. he was grading tests and found that when he graded everyone's test except payton's, the average grade for the class was 8080. after he graded payton's test, the test average became 8181. what was payton's score on the test?
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Mathematics, 21.06.2019 16:00
Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.
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Mathematics, 21.06.2019 16:40
This question awards 100 ! i really donβt want to fail i will also mark you !
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Mathematics, 21.06.2019 18:20
17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.
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Mr. patrick teaches math to 1515 students. he was grading tests and found that when he graded everyo...
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