Roulette Wheel:  The game of roulette involves spinning a wheel with 38 slots: 18 red, 18 black, and 2 green. A ball is spun onto the wheel and will eventually land in a slot, where each slot has an equal chance of capturing the ball.a) You watch a roulette wheel spin 4 consecutive times and the ball lands on a red slot each time. What is the probability that the ball will land on a red slot on the next spin? (please round to four decimal places)b) You watch a roulette wheel spin 210 consecutive times and the ball lands on a red slot each time. What is the probability that the ball will land on a red slot on the next spin?  (please round to four decimal places)

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Asked Nov 14, 2019
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Roulette Wheel:  The game of roulette involves spinning a wheel with 38 slots: 18 red, 18 black, and 2 green. A ball is spun onto the wheel and will eventually land in a slot, where each slot has an equal chance of capturing the ball.


a) You watch a roulette wheel spin 4 consecutive times and the ball lands on a red slot each time. What is the probability that the ball will land on a red slot on the next spin?
 (please round to four decimal places)
b) You watch a roulette wheel spin 210 consecutive times and the ball lands on a red slot each time. What is the probability that the ball will land on a red slot on the next spin?  (please round to four decimal places)

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Expert Answer

Step 1

It is given that the number of slots in a roulette wheel is 38. In this, 18 red, 18 black and 2 green slots.

Step 2

a)

The formula for finding probab...

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Number of favorable cases Probability= Total number of cases

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