Testing of population proportion

Reference no: EM13111274

Of the 38 numbers on a roulette wheel, 18 are red, 18 are black and 2 are green. If the wheel is balanced, the probability of the wheel landing on red is 0.474. A gambler has been studying a roulette wheel. If the wheel is out of balance then he can improve his odds of winning. The gambler observed 200 spins of the wheel and finds that the ball lands on red 93 times. At the 10% significance level data provides efficient evidence to conclude that the balls not landing on red the correct percentage of the time for a balance wheel. Give the appropriate conclusion.

Reference no: EM13111274

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