Monday 4 June 2012

In a random sample of 810 women employees,

In a random sample of 810 women employees, it is found that 81 would prefer working for a female boss. The width of the 95% confidence interval for the proportion of women who prefer a female boss is _____.
A.  ± .0105
B.  ± .0196
C.  ± .0288
D.  ± .0207
 

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