Question
There are 5 balls in a box, one red ball, one yellow ball, and three green balls. Assuming that the probability of each ball being
There are 5 balls in a box, one red ball, one yellow ball, and three green balls. Assuming that the probability of each ball being drawn is equal, now randomly take a ball from the box. Please calculate (a) What is the expectation of the color of the ball? 2) What is the variance of the color of the ball?
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A First Course In Differential Equations
Authors: Kumari Vandana
1st Edition
9353147123, 9789353147129
