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# Category: Probability & Statistics

link to Can Expected Value Be Negative? (3 Things To Know)
link to Can A Normal Distribution Be Negative? (3 Things To Know)
link to What Is The Line Of Best Fit Used For? (3 Applications)

Expected value (also called mean) is often used in probability and statistics to help describe data sets or to predict outcomes. However, this raises the question of what types of values we can...

Normal distributions are quite common, and they show up everywhere in statistics and in nature. We are familiar with distributions with positive values (such as height or weight), but what...

If you are working with a scatterplot, you are probably looking for a line of best fit as well. It helps to understand what the line of best fit is used for – that way, you can get a better...