In a study of red/green color blindness, 600| men and 3000| women are randomly s

Question

In a study of red/green color blindness, 600| men and 3000| women are randomly selected and tested. Among the men, 51| have red/green color blindness. Among the women, 9| have red/green color blindness. Test the claim that men have a higher rate of red/green color blindness. The test statistic is _________________________ The p-value is __________________________ Is there sufficient evidence to support the claim that men have a higher rate of red/green color blindness than women using the 0.1|% significance level? A. No B. Yes Construct the 99% confidence interval for the difference between the color blindness rates of men and women. _________________

Explanation / Answer

using statdisk

Alternative Hypothesis: p1 > p2

Pooled proportion: 0.0166667
Test Statistic, z: 14.3227
Critical z: 2.3264
P-Value: 0.0000

   p <alpha

reject null hypothesis.

yes

99% Confidence interval:
0.0525609 < p1-p2 < 0.1114391

option A

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