Question

What determines if a sample is valid

Answer 1

When you're determining the statistical validity of your data, there are four criteria to consider. Population: The reach or total number of people to whom you want to apply the data. ... Confidence: How confident you need to be that your data is accurate. Expressed as a percentage, the typical value is 95% or 0.95.

Answer 2

Explanation:

When you're determining the statistical validity of your data, there are four criteria to consider. Population: The reach or total number of people to whom you want to apply the data. ... Confidence: How confident you need to be that your data is accurate. Expressed as a percentage, the typical value is 95% or 0.95.