The table given below shows the ages of 75 teachers in a school.
Age(in years) 18-29 30-39 40-49 50-59
Number of teachers 3 27 37 8
What is the probability that the selected teacher is
(i) 40 or more than 40 years old?
(ii) of an age lying between 30-39 years ?
(iii) 18 years or more and 49 years or less ?
(iv) 18 years or more old ?
(v) 30 years or more and 59 years or less ?
Answers
Answered by
2
Answer:
probability of more than 40 years is = 3/5
probability of age lying between 30-39 = 9/25
more than 18but less than 49= 67/75
more than 18 = 1
more than 30but less than 59= 24/25
Similar questions