help QUESTION 3 1 points Save Answer An investment firm has classified its clien

Question

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QUESTION 3 1 points Save Answer An investment firm has classified its clients according to their gender and the composition of their investment portfolio (primarily bonds, primarily stocks, or a balanced mix of bonds and stocks). The proportions of clients falling into the various categories are shown in the following table Portfolio Composition Gender Male Female 0.18 0.12 Stocks 0.20 0.10 Balanced 0.25 0.15 One client is selected at random, and two events A and Bare defined as follows A: The client selected is male B. The client selected has a balanced portfolio. Are the events A and B independent? O Events A and B are dependent Events A and B are independent Events A and B are mutually exclusive cannot be determined with given information 1 points Save Answer QUESTION 4 1.30 0.42 If A and Bare independent events with RA)-0.6 andB)-07, then the probability that A occurs or B occurs is: O 0.88 0.10

Explanation / Answer

Q-3

Are the events A and B independent?

The correct answer for this would be the first one Events A and B are dependent

Q-4

If A and B are independent events with P(A)=0.6 and P(B)=0.7, then the probability that A occurs or B occurs is:

P(AUB)=P(A)+P(B)-P(AnB)=0.6+0.7-(0.6*0.7)=1.3-0.42=0.88

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