imtoloudddd247 imtoloudddd247

04-11-2018
Mathematics

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Class A has 30 pupils and class B has 19 pupils.
Both classes sit the same maths test.
The mean score for class A is 34.
The mean score for class B is 75.
What is the mean score (rounded to 1 DP) in the maths test across both classes?

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momo0528 momo0528

04-11-2018

They both have a mean of 53

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