If the probability of getting a busy signal during a weekday when calling a ccrt
ID: 3006702 • Letter: I
Question
If the probability of getting a busy signal during a weekday when calling a ccrtain answering servicc is.3. what is the probability to the nearest hundredth of getting at least one busy signal in 4 separate calls to the answering service? 3. Container A has 3 blue marbles and 2 purple marbles, and container B has 1 purple marble and 3 green marbles. An experiment consists of randomly selecting a marble from container A and then selecting a marble from container B a. Sketch a probability tree at right, showing all outcomes and their probabilities. b Determine the probability of selecting two purple marbles. c. Determine the probability of selecting at least one purple marble.Explanation / Answer
Ans-
2.
Complexity=10, Mode=no replace
Find the probabilites asked for. Express your answer as a fraction. A correct answer would be like '5/9'.
1.
2.
Complexity=10
Find the probabilites asked for. Express your answer as a fraction. A correct answer would be like '5/9'.
1.
2.
Answers
Complexity=10, Mode=replace
A bag contains 6 marbles: 2 red marbles, 1 yellow marble, and 3 blue marbles. If you take one marble out, put it back, and take another marble out, what is the probability that you'll get 1 blue marble followed by 1 yellow marble?2.
A bag contains 8 coins: 1 penny, 5 nickels, and 2 dimes. If you take one coin out, put it back, and take another coin out, what is the probability that you'll get 1 nickel followed by 1 penny?