Q.2.(10 points) A box has seven same size balls of four different colors: red, yellow, blue and green. A person is asked

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Q.2.(10 points) A box has seven same size balls of four different colors: red, yellow, blue and green. A person is asked

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Q 2 10 Points A Box Has Seven Same Size Balls Of Four Different Colors Red Yellow Blue And Green A Person Is Asked 1
Q 2 10 Points A Box Has Seven Same Size Balls Of Four Different Colors Red Yellow Blue And Green A Person Is Asked 1 (27.67 KiB) Viewed 48 times
Q.2.(10 points) A box has seven same size balls of four different colors: red, yellow, blue and green. A person is asked to pick one ball at a time and guess the color of that ball without seeing it. If the person picks all balls and randomly guesses the colors, find the probability that he will guess the color of five balls correctly. Q.3.(10 points) On average, a person can solve 4 Rubik's Cube per hour. What is the probability that the student will solve exactly 7 Rubik's Cubes in two hours?
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