A jealous wife: The Choice of Significance Level
The most common choices of significance level are 0.01, 0.05, and sometimes 0.1. The significance level can be chosen based…
Category: hypothesis testing
The spring roll problem: things to keep in mind about hypothesis testing
My sister loves my spring rolls, and when I make spring rolls, I usually put vermicelli in. But there are…
Sweetness of Magic Potion (Two-Side Hypothesis Testing)
Let’s say you work as a wizard’s apprentice and you are responsible for brewing a magic potion. The master checked…
Hypothesis testing using p-values: Example 2: The Weight of Chocolate Bars
Imagine you work at a chocolate factory and are responsible for ensuring chocolate bars’ quality. The factory claims that their…
Hypothesis testing using p-values
Now hypothesis testing is basically the science of making decisions based on evaluating the likelihood of an event. In simple…
Hypothesis testing using critical values
Fat in ground meat (Hypothesis testing for the mean) I like ground meat recently. But I’m afraid of gaining weight,…
How to set up the null and alternative hypothesis
There’re things that are born to be rejected. Those include the null hypothesis and… everything my sister suggests ?. The…
The lady tasting tea – how hypothesis testing was born
My younger sister said many times when she suggests something I always say no. Even when she and my cousin…