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…
Recover lost content in Overleaf via history
In Overleaf, the history feature allows you to track and revert changes made to your document. This is particularly useful…
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…
Logistic Regression: method + Python & R codes
Logistic regression is a statistical method used for analyzing datasets in which there are one or more independent variables that…
AIC and BIC for Feature Selection
Akaike Information Criterion (AIC) Bayesian Information Criterion (BIC) Comparison and Use in Feature Selection By applying AIC and BIC in…
KNN classification: practical notices & implementation using Python & R
We should normalize or standardize data before applying KNN because the algorithm is distance-based, and unscaled features can distort distance…