urgent urgent please

#1
who can help me in this questions
the data below is the number of hours of homework done as reported by 24 high school juniors for the last week in Serptember 1996
6,5,4,6,6,6,9,7,6,3,8,5,5,8,6,5,8,6,5,7,5,8,7,4
using bins of 2 hours withdth begining at 3, construct the frequency table
 
#5
I am not sure if you have to calculate percentages, but the rest looks right to me :).
how about this part of the question
using bins of 2 hours withdth begining at 3, construct the frequency table
is every thing okay according to th question
thanks for help again :yup:
 
#6
Hmmm....Maybe you would have to combine 3 and 4 into one group, as well as 5 and 6 and 7 and 8, so you would have 3 groups insead of 6.

3,4 3
5,6 13
7,8 6
9,10 1

I am not sure about this part though. But even with 9 number of observations only adds up to 23, one variable must be missing. Sorry.