yoyoyuh yoyoyuh

18-09-2019
Mathematics

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i need help in understanding how to do this

i need help in understanding how to do this class=

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pips2367 pips2367

18-09-2019

Step-by-step explanation:

a) the mean is all the numbers added together and then divided by the total number of students (19)

b) add up all of the numbers apart from 120 and divide by 18

tbh I'm not sure about what this illustrates sorry

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