A note

Just a note

p=0.4 ; n=850 # enter data alpha=0.05 # specify 95% conf. limits se=sqrt(p*(1-p)/n) # estimate se of p CL=p-(qnorm(1-alpha/2)*se) CU=p+(qnorm(1-alpha/2)*se) CL # lower 95% limit CU # upper 95% limit

> CL # lower 95% limit [1] 0.367066 > CU # upper 95% limit [1] 0.432934

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