Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. Round the margin of error to four decimal places.

99% confidence; n = 5900, x = 1770

0.0117

0.00878

0.0154

0.0135

Question

Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. Round the margin of error to four decimal places.

99% confidence; n = 5900, x = 1770
		
0.0117
		
0.00878
		
0.0154
		
0.0135

amistre64 · Answer

margin of error represents the spread of the data about the mean.

mean +- error gives us an interval

error is just  z sqrt(x(n-x)/n^3)

amistre64 · Answer

which z value do we associate with 99%?