Question

The data is given for 62 students in a certain class regarding their mathematics marks

out of 100. Take the classes 0-10, 10-20, 20-30 and prepare distribution table and

cumulative frequency table more than or equal to type.

55, 60, 81, 90, 45, 65, 45, 52, 30, 85, 20, 10, 75, 95, 9, 20, 25, 39, 45, 50, 78, 70, 46,

64, 42, 58, 31, 82, 27, 11, 78, 97, 07, 22, 27, 36, 35, 40, 75, 80, 47, 69, 48, 59, 32, 83,

23, 17, 77, 45, 05, 23, 37, 38, 35, 25, 46, 57, 68, 45, 47, 49 from the prepared table,

answer the following questions.

a) How many students obtained marks 40 or above 40?

b) How many students obtained marks 90 or above 90?

c) How many students obtained marks 60 or above 60?

d) What is the cumulative frequency of equal to or more than type of the

class 0-10?​

Answer 1

Answer:

a)33 student

b)3 students

c)17students

d)5