Question

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Question 4 7 pts Consider the following data: Mexican Russian Egyptian 3 4 Left Handed Right Handed 3 5 8 6 What is the probability that random select person is Mexicanor Right Handed? NOTE: Write your solution to two decimal places. 7 pts Question 5 The res fraternity has 77 members. 29 of the members own a dog. 17 of the members own a cat and 5 of the members own both a cat and a dog. If you randomly select a member from this fraternity, what is the probability that the member own a cat or a dog?

Answer 1

* Question we have, maxicon Russian Total Egyption 3 3 4 Left-handed Right - handed Total 10 19 5 8 6 8 12 g 29 Now we have to to computa select person handed 2 is Rc Random mexicon o é Right Suppose A = Maxicon 4 B = Right - handed .: PCAUB) = ? PLAUB) - p(A) + P (B) P(Ang) 8 29 + 5 29 29 - 27-5 29 22 29 0.76 PC Random Right handed) mexicon person is select 0.76 o * Question å. Total members 37 da members having own dog 29 B = member having own cat = 17 ANBE members own both and Ang= 5 deg

Now we have to to compute, pe member . PCAU B) own पण وعلمكم PLAUB) - ptA) + p (B) - PLANBO 29 77 + 17 +7 5 71 4L th 0.53 ( member own a cat oe dog2 dog) = 0.53