Question

Assume the probability it will rain today is 0.634. Calculate the probability it will not rain...

Assume the probability it will rain today is 0.634. Calculate the probability it will not rain today.

A jar of marbles contains 4 red marbles, 8 blue marbles and 10 black marbles.

a. What is the probability I randomly select one marble and it is blue?

(4 points)

b. What is the probability I randomly select one marble and it is not red?

(4points)

c. What is the probability I randomly select on marble and it is blue or black?

(6 points)

0 0
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Answer #1

2 Total ro of Marbles z (4+ 8 +10) Z 22 P (Randomly selected Marble ix blue) NO OF Blue Moubles Total No of Masubles = 8 = 0.P(Blue or block) - P (Blue) + P (block) - P(Blue and block) + 10 - p (awe)xp (bloek) 22 = 0.3636 + 0.4545 – 0.1653, = 0.6528Note-if there is any understanding problem regarding this please feel free to ask via comment box..thank you

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