Variance

When you’re studying statistics, it’s likely that you already heard about variance. After all, this is one of the first concepts you learn.  Learn everything you need about z-score tables. What is Variance? Variance is simply a measurement of the spread between numbers in a data set. So, you can say that variance measures how … Read more

It is normal that when you are studying statistics, you want to compare different groups to see if there are differences. Well, in order to do so, you need to use variance analysis.  Learn everything you need about z score tables. Looking At The Variance Analysis Basics As we already mentioned above, variance analysis involves … Read more