Question

TOTAL 15 65 80
The table on the right shows the number of students who are left-handed (L), right-handed(R), Near-sighted (N) and far-sighted (F) from a group of 80 students. Find the following probabilities.
(a) P(R) (b) P(F') (c) P(R∩F) (d) P(L∩F)
(e) P(R∩N) (f) P(R∩F) (g) P(R∪L∪F) (h) P(L∩R)

State whether each of the following pairs of events is mutually exclusive or independent?
(a) L and F (b) L and R
(c) N and R (d) N and F
(e) L and N (f) R and F
Dexterity TOTAL
Left (L) Right(R)
Eye Sight Near sighted (N) 8 38 46
Far sighted(F) 7 27 34
TOTAL 15 65 80

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

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