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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
An airline is considering changing the color scheme of its planes' interiors.A focus group of 220 people was asked which color scheme they preferred.Of those who expressed a preference,87 preferred the new color scheme,while 121 preferred the old.
-You want to get a gumball out of a gumball machine.You really like the ones colored blue.You can see that there are four different colors in the machine: blue,red,yellow,and white.You buy 40 gumballs and record the colors.Is there sufficient evidence to suggest that the distribution of colors is not uniform?
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: An airline is considering changing the color scheme of its planes' interiors.A focus group of 220 people was asked which color scheme they preferred.Of those who expressed a preference,87 preferred the new color scheme,while 121 preferred the old. -You want to get a gumball out of a gumball machine.You really like the ones colored blue.You can see that there are four different colors in the machine: blue,red,yellow,and white.You buy 40 gumballs and record the colors.Is there sufficient evidence to suggest that the distribution of colors is not uniform?

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H0 : P1 = P2 = P3 = P4 = 0.25.(The distributi...

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