From a sample of 1000 people we obtain the following table: Right-handed (R) Left-handed (L) TOTAL Female (F) 504 46 550 Male (M) 406 44 450 TOTAL 910 90 1000 (a) Find the following probabilities: (i) P(L) (ii) P(L given F), i.e. P(L|F) (iii) P(F given L), i.e. P(F|L)
From a sample of 1000 people we obtain the following table: Right-handed (R) Left-handed (L) TOTAL Female (F) 504 46 550 Male (M) 406 44 450 TOTAL 910 90 1000 (a) Find the following probabilities: (i) P(L) (ii) P(L given F), i.e. P(L|F) (iii) P(F given L), i.e. P(F|L)
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Transcribed Image Text:2. From a sample of 1000 people we obtain the following table:
Right-handed (R)
Left-handed (L)
TOTAL
Female (F)
504
46
550
Male (M)
406
44
450
TOTAL
910
90
1000
(a) Find the following probabilities:
(i) P(L)
(ii) P(L given F), i.e. P(L|F)
(iii) P(F given L), i.e. P(F|L)
(iv) P(M or R), i.e. P(M U R)
(b) Are gender (F or M) and left-handedness independent? Explain your answer.
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