Find Minimum Sample Size P And Q Unknown. Where n sample size z-value is found using a z-table for 90 confidence p 5 when value is unknown q 1 - p 2 means squared means to multiply and E 06. Jul 12 2011 Favorite Answer.
P and q unknown. Use the given data to find the minimum sample size required to estimate the population proportion. Margin of error0003 confidence level94 p hat and q hat are unknown-----n zE2pq---n 2054700032122-----n 117163 Cheers Stan H-----.
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Z_c 205 at 96 confidence. P 05 q 05 margin of error E sqrtpqnz_c or 0005 sqrt0505n205. For unknown population to calculate the sample size the population parameter is always taken as 50 with 5 margin of errors p z 196 of 95 confidence interval The sample size. N round to the nearest integer.
