Rachel received a $80 gift card for a coffee store. She used it in buying some coffee that cost $7.61 per pound. After buying th
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Answer: (0.066,0.116)
Step-by-step explanation:
The confidence interval for proportion is given by :-
Given : The proportion of men have red/green color blindness =
The proportion of women have red/green color blindness =
Significance level :
Critical value :
Now, the 99% confidence interval for the difference between the color blindness rates of men and women will be:-
Hence, the 99% confidence interval for the difference between the color blindness rates of men and women= (0.066,0.116)