Question

33. The percentage of marks obtained by a student in monthly tests is given below:
Test 1 2 3 4 5 6
Percentage of marks 52 60 65 75 80 72
Find the probability that in the test, the student gets:
i)more than 70% of marks ii) less than 70% of marks iii) atleast 60% of marks​

Answer 1

Answer:

(i)More than 70% marks  = 1/2

(ii) Less than 70% marks  = 1/2

(iii) At least 60% marks = 1/6