The region to the left of and to the right of 0 is 05 0025 or 0475. Finite Population Correction-True Sample is equal to Size of samplePopulation Size of samplePopulation-1. Large Sample Size Generate for more accurate estimates but large sample size might cause difficulties in interpreting the usual tests of significance and the same problem may arise in case of very small sample size.
Sample size can be calculated by Percentage Distribution of 50 percentage of Margin of error Score of confidence level squared 2.
Formulas you just cant get away from them when youre studying statistics. 196 for 95 confidence level p percentage picking a choice expressed as decimal. Use the sample size formula. This equation is for an unknown population size or a very large population size.