Independent and Mutually Exclusive Events Answers
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The probability for event A is 0.4, the probability for event B is 0.2, and the probability of events A and B is 0.1.Why are the events not independent?
A
The sum of P(A) and P(B) is greater than P(A and B).B
The product of P(A) and P(B) is greater than P(A and B).C
The product of P(A) and P(B) is not equal to P(A and B).D
The sum of P(A) and P(B) is not equal to P(A and B).2
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A month of the year is chosen at random. What is the probability that the month starts with the letter J or the letter M?
A
StartFraction 5 Over 24 EndFraction
B
One-sixth
C
One-fourth
D
Five-twelfths
3
The Hawaiian language has 12 letters: five vowels and seven consonants. Each of the 12 Hawaiian letters are written on a slip of paper and placed in the bag. A letter is randomly chosen from the bag and then replaced. Then, a second letter is randomly chosen from the bag.What is the probability that two vowels are chosen?
A
StartFraction 5 Over 72 EndFraction
B
StartFraction 25 Over 144 EndFraction
C
StartFraction 7 Over 12 EndFraction
D
Five-sixths
4
Which scenario depicts two independent events?
A
The school play opens tonight and it is raining.B
Neva is hungry and she buys a snack from the concession stand.C
Ari chooses a partner for a group project and then Ezekial chooses a partner from the remaining classmates.D
Luka paints during school and he stains his shirt.Did you find these answers helpful?
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