Following table shows the weights of 12 students: Weight (in kgs): 67 70 72 73 75 No. of Students: 4 3 2 2 1 Find the mean weight.

Following table shows the weights of 12 students: Find the mean weight.

Following table shows the weight of 12 students: Weight (in kgs) 67 70 72 73 75 Number of Students: 4 3 2 2 1 Find the mean weight of the students.

The following table shows the weights of 12 persons. Weight (in kg): 48 50 52 54 58 Number of persons: 4 3 2 2 1 Find the median and mean weights. Using empirical relation, calculate its mode.

The following table shows the weights (in kg) of 15 workers in a factory: Weight (in kg): 60 63 66 72 75 Numbers of workers: 4 5 3 1 2 Calculate the mean weight.

The distribution below gives the weight of 30 students in a class. Find the median weight of students: Weight (in kg): 40-45 45-50 50-55 55-60 60-65 65-70 70-75 No. of students: 2 3 8 6 6 3 2

Following frequency distribution given the weights of 38 students of a class: Weight in Kg: 31-35 36-40, 41-45, 46-50, 51-55, 56-60 61-65, 66-70 71-75 No. of students 9 5 14 3 1 2 2 1 1 Find the probability that weight of a student in the class is: (i)at most 60 kg (ii)at least 36 kg (iii)not more than 50kg. Also define two events in this context, one having probability 0 and the other having probability 1.

The following table gives the weights (in grams) of 30 boxes of fruits : {:("Weight (in grams)",350,425,500,375,475,400,450),("Number of boxes",5,3,6,4,2,3,7):} Find the mean and the median. Using empirical formula, calculate its mode.

The mean weight of 120 students of a school is 52*75 kg. If the mean weight of 50 of them is 51 kg, find the mean weight of the remaining students.

The mean weight of 120 students of a school is 52*75 kg. If the mean weight of 50 of them is 51 kg, find the mean weight of the remaining students.

The weights (in kg) of 10 students of a class are given below: 21,28.5,20.5,24,25.5, 22, 27.5,28,21 and 24. Find the median of their weights.