Eli has a jar full of marbles. In the jar there are 1818 blue​ marbles, 1010 red marbles and 1111 purple marbles.   a. She selects a marble at random from the jar. She does not replace the marble. She selects a second marble from the jar. What is the probability that the second marble is red given that the 1st marble was also​ red? What is the correct interpretation of this​ question?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Eli has a jar full of marbles. In the jar there are
1818
blue​ marbles,
1010
red marbles and
1111
purple marbles.
 
a. She selects a marble at random from the jar. She does not replace the marble. She selects a second marble from the jar. What is the probability that the second marble is red given that the 1st marble was also​ red? What is the correct interpretation of this​ question?
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