Do you know how to calculate estimated mean for grouped data?
Hint: fx whereby f=frequency and x=midpoint of class interval
Hint: fx whereby f=frequency and x=midpoint of class interval
Original post by thekidwhogames
Do you know how to calculate estimated mean for grouped data?
Hint: fx whereby f=frequency and x=midpoint of class interval
Hint: fx whereby f=frequency and x=midpoint of class interval
Oh so 18*5 and 15*15 to get final column? Then do I add the numbers in the final column and divide by 40? Also what should I call the last column, thanks
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