A recent survey found that the ages of workers in a factory is distributed
as follows:
Age ( in years Number of workers
20 – 29
30 – 39
40 – 49
50 – 59
60 and above
38
27
86
46
3
(i) If a person is selected at random, find the probability that the person
is more than are equal to 40 years.
Answers
Answered by
2
Answer:
135/200
Step-by-step explanation:
total=200
number of outcomes=135
p(e)=135/200
Answered by
9
Answer:
probability = people of 40 -49 ,50-59 ,60 and above/total no. of people
no. of people of age 40 and above=86+46+3=135
total no of people=38+27+86+46+3=200
probability =135/200
=0.675
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