The number of children in 10 families of a locality are: 2,4,3,4,2,0,3,5,1,6 .Find the mean number of children per family.

The following data gives the number of children in 15 families of a locality. 1,1,2,3,1,5,3,2,4,1,1,2,4,3,1,1 Calculate the array of above data and construct a frequency as below.

The following number of goals were scored by a team in a series of 10 matches : 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 Find mean, median and mode of these scores :

Find 4+4,2+6,3+5 and 1+6 using number line.

The weight of 8 children are 13.4, 10.6, 12.7, 17.2, 14.3, 15, 16.5, 9.8 find the median weight.

An Organisation selected 2400 families at random and surveyed them to determine a relationship between income level and the number of vehiclesin a family. The information gathered is listed in the table below : Suppose a family is chosen. Find the probability that the family chosen is : earning $ 10000-13000 per month and owning exactly 2 vehicles.

An Organisation selected 2400 families at random and surveyed them to determine a relationship between income level and the number of vehiclesin a family. The information gathered is listed in the table below : Suppose a family is chosen. Find the probability that the family chosen is : earning $ 13000-16000 per month and owning more than 2 vehicles.

An Organisation selected 2400 families at random and surveyed them to determine a relationship between income level and the number of vehiclesin a family. The information gathered is listed in the table below : Suppose a family is chosen. Find the probability that the family chosen is : earning $ 16000 or more per month and owning exactly 1 vehicle.

Following data gives the number of children in 40 families: 2,1,5,6,1,5,1,3,2,6,4,2,0,4,4,3,2,2,0,0,1,2,2,4,3,2,0,5,1,2,4,3,4,1,2,2,6 Represent it in the form of frequency distribution, taking classes 0-2,2-4 etc.