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The expected number of fair roulette wheel are Black (18/38) green (2/38) and Red (18/38). The roulette wheel was spun many times the observed frequency for Black were 149 for Green were21 and for Red were 134. Use α=0.05 to test if this wheel is fair number of frequencies.

1-The expected number of fair roulette wheel are Black (18/38) green (2/38) and Red (18/38). The roulette wheel was spun many
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Ans- Hot Wheel is fair Hi Wheel is not fair - We have to use chi-square test Colour I observed frequency p Expected frequencyTest statistic 2.431 P-value - 0.2966 SP-value a fail to reject Ho. » Wheel had a fait number of frequensis cs Scarmed with a

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