Determine The Minimum Sample Size. Your recommended sample size is. So for your email send if you have one control and one variation youll need to double this number.
The formula does not cover finite population. Squaring that will make a sample size about 118 times larger and n should be at least 14 or maybe 15. Popular Course in this category.
A 90 confidence level requires a sample size of Round up to the nearest whole number as needed.
How many people are you talking about in total. And your sample size will spit out. So you need to take a random sample of at least 211 college students in order to have a margin of. The sample size n is calculated according to the formula.
