Concept explainers
You choose a marble at random from a bag containing 3 blue marbles, 5 red marbles, and 2 green marbles. You replace the marble and then choose again. Find each probability.
P(red then blue)
Find the probability :
P(red then blue)
Answer to Problem 23P
Explanation of Solution
Given:
You choose a marble at random from a bag containing 3 blue marbles , 5 red marbles , and 2 green marbles.You replace the marble and then choose again.
Formula Used:
Calculation:
Blue marbles = 3
Red marbles = 5
Green marbles = 2
Total number of marbles = 10
Number of favorable outcomes of red marbles = 5
Number of favorable outcomes of blue marbles = 3
Since , the marbles are replaced , both the events are independent.
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