Question 2 Determine the mean of the following distribution MarksNumber of studentsBelow 10 5Below 20 9Below 30 17Below 40 29Below 50 45Below 60 60Below 70 70Below 80 78Below 90 83Below 100 85

Question 2 Determine the mean of the following distribution MarksNumbe

1.	Question 2 Determine the mean of the following distribution MarksNumber of studentsBelow 10 5Below 20 9Below 30 17Below 40 29Below 50 45Below 60 60Below 70 70Below 80 78Below 90 83Below 100 85
Answer» Question 2 Determine the mean of the following distribution $\begin{matrix} M a r k s & N u m b e r o f s t u d e n t s B e l o w 10 & 5 B e l o w 20 & 9 B e l o w 30 & 17 B e l o w 40 & 29 B e l o w 50 & 45 B e l o w 60 & 60 B e l o w 70 & 70 B e l o w 80 & 78 B e l o w 90 & 83 B e l o w 100 & 85 \end{matrix}$