Data Handling, Probability Intuition, and Quantitative Reasoning II
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Two final-year primary classes in Austin took the same data-handling quiz.
Class
Number of pupils
Mean score
A
22
7
B
17
7
What is the mean score for all pupils in both classes together, correct to one decimal place?
Select one option.
A
\(7.5\)
B
\(6.6\)
C
\(7\)
D
\(13\)
E
\(7.0\)
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