Question

- Using a graph paper, draw an Ogive for the following distribution which shows a record of the weight
in kilograms of 200 students.
Scale: 2cm - s units on x amis
Weight
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
22
Frequency 5
17
45 51 31
20
9
Use your Ogive to estimate the following:
(i) The percentage of students weighing 55 kg or more,
(ii) The weight above which the heaviest 30% of the students fall,
(iii) The number of students who are (a) under-weight and (b) over-weight, if 55-70 kg is considered as standard weight? I want graph​

Answer 1

Answer:

1 the persantage of students weighing 55 kg or more