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Mathematics 16 Online
OpenStudy (anonymous):

Please help

OpenStudy (anonymous):

OpenStudy (anonymous):

2.5 3.5 5.2 9.4

OpenStudy (anonymous):

@thomaster @DanJS @phi @Michele_Laino

OpenStudy (anonymous):

@saseal

OpenStudy (anonymous):

you know how to calculate mean?

OpenStudy (anonymous):

yes add up all the numbers, then divide by how many numbers there are

OpenStudy (anonymous):

do it then

OpenStudy (anonymous):

@saseal what do i add up though?

OpenStudy (anonymous):

the number of students

OpenStudy (anonymous):

19

OpenStudy (anonymous):

divide it by what?

OpenStudy (anonymous):

the number of category which is 7

OpenStudy (anonymous):

2.5

OpenStudy (anonymous):

Thank (:

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