The following table shows the distribution of the ages (in months) in May 2020 for 50 children in District X

Age in months	Number of children
30-33	10
34-37	12
38-41	13
42-45	6
46-49	6
50-53	2
54-57	1

i. Calculate the mean and standard deviation of the ages of the children. (5 Marks)

ii. Draw less than ogive for the above data. (Use graph paper) (5 Marks)

iii. From the less than ogive, estimate the median and interpret the value obtained. (2 Marks)