Thursday

September 18, 2014

September 18, 2014

Posted by **Anonymous** on Monday, November 22, 2010 at 12:46pm.

- Statistics -
**MathGuru**, Tuesday, November 23, 2010 at 8:34amTry this formula:

n = [(z-value)^2 * p * q]/E^2

...where z-value is 1.96 which represents 95% confidence using a z-table, p = 0.48, q = 1 - p, and E = .014 (1.4% in decimal form).

I'll let you calculate it from here. Round your answer to the next highest whole number.

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