Question

1. Define PS to be the event that a college student owns a Playstation 4, and...

1. Define PS to be the event that a college student owns a Playstation 4, and X to be the event that a college student owns an Xbox One.We know P( PS) = 0.7 and P(X) = 0.4. Are the events PS and X Mutually Exclusive(disjoint)?

a) Yes

b) No

2. We also know P( PS|X) = 0.75. Find the probability a college student owns both a Playstation 4 and an Xbox One. Recall that P( PS ) = 0.7 and P(X) = 0.4

a) P(X and PS) = Cake is good

b) P(X and PS) = 0.28

c) P(X|PS) = 0.4286

d) P(X and PS) = 0.3

3. Are the events PS and X independent of each other? Recall that P( PS ) = 0.7, P( X ) = 0.4 and P( PS|X ) = 0.75

a) Yes, because P( PS) ≠ P( PS|X )

b) No, because P( PS ) ≠ P( PS|X)

c) Yes, because P(PS & X) ≠ 0

d) America claimed its independence using an Xbox One

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT