N 1962 05 1 - 05 0052. Then we pick a choice or response 5005 and the confidence interval 005 5 using the formula below. Z is the z score.
The Confidence level is 95 and the Margin of Error also consider as 85.
If your population is smaller and known just use the sample size calculator. Use this advanced sample size calculator to calculate the sample size required for a one-sample statistic or for differences between two proportions or means two independent samples. E is the margin of error. N is population size.