In a class students points average is 60. the randomly choosen 2 students in this class have standarts points and their standart points are z1=2 , z2=-3.one of them in this 2 students got 70 points.calculate  the other students' grade

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
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Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 48SE: A conductor needs 5 cellists and 5 violinists to play at a diplomatic event. 10 do this, he ranks...
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In a class students points average is 60. the randomly choosen 2 students in this class have standarts points and their standart points are z1=2 , z2=-3.one of them in this 2 students got 70 points.calculate  the other students' grade

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