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According to the National Eye Institute, 8% of men are red-green colorblind. A sample of 125...

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Basic Math

According to the National Eye Institute, 8% of men are red-greencolorblind. A sample of 125 men is gathered from a particularsubpopulation, and 13 men in this sample are colorblind.(Withoutusing z-value)

a. Is this statistically significant evidence that theproportion of red-green colorblind men is greater than thesubpopulation than the national average with alpha = 0.05?

b. What is the maximum number of men that could have beencolorblind in this sample that would lead you to fail to reject thenull hypothesis?

c. Using 8% as the probability of being colorblind, find a 95%confidence interval for the number of men in a sample of 125 whoare colorblind.

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