Question

(5) In a class of 48 students, 4 students use spectacles. Complete the
following activity to find the probability of a student, selected at
random, not wearing spectacles.
Activity: The total number of students in the class is 48.
:. n(S) =!
Let A be the event that a student not wearing spectacles.
Then n(A)=
:: P(A) =
PCA)
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Answer 1

Step-by-step explanation:

n(S) = 48

let A be the event that a student not wearing spectacles.

Then n(A)= 44

P(A)= n(A)/n(S)

= 44/48

= 11/12