## Question

###### Researchers working in a remote area of Africa feel that 48% offamilies in the area are without adequate drinking water eitherthrough contamination or unavailability. what sample size will benecessary to estimate the percentage without adequate water towithin 6% with 95% confidence

Researchers working in a remote area of Africa feel that 48% of families in the area are without adequate drinking water either through contamination or unavailability. what sample size will be necessary to estimate the percentage without adequate water to within 6% with 95% confidence

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