We can determine the amount of sample error in a survey question for the 95% level of confidence if we know:
a. Consistency indicator, 2.58, and p but not q
b. Confidence interval, level of accuracy and 2.58
c. Variability, sample size, and 1.96
d. Acceptable error, allowable error, and desired error
e. Accuracy level, e, 1.98 and the square root of n
Answer: c. Variability, sample size, and 1.96