Question
Suppose that John scores 85 in English and 82 in math. In the following scenario: The class average is 82 and the standard deviation is
Suppose that John scores 85 in English and 82 in math.
In the following scenario:
The class average is 82 and the standard deviation is 15 in English.
The class average is 75 and the standard deviation is 18 in math,
in which subject did he do relatively better?
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Cambridge IGCSE And O Level Additional Mathematics
Authors: Val Hanrahan, Jeanette Powell
1st Edition
1510421645, 978-1510421646
