Ask your own question, for FREE!
Mathematics 19 Online
celticcat:

I f we have a frequency table of marks of students in a test, and the marks were 'up to 10' , 'up to 20' etc , in working out the mean I guess you would use the midpoint value for the marks. Right?

jhonyy9:

so then use the midpoint value for the marks how you ve wrote how you think this is the correct way ?

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!