To Reject or Not to Reject: Navigating p-Values Near 0.05

Mori
11 min readSep 13, 2023

Contents

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Understanding p-value & the Significance Level

In the realm of statistics, the p-value and significance level (α) are two critical concepts that lay the groundwork for hypothesis testing. However, understanding their role and how they interact with each other can often be a puzzle, especially when the p-value hovers around 0.05. So, let’s decipher these pieces, one by one.

p-value

The p-value is one of the most misunderstood and widely used concepts in statistics. In layman’s terms, a p-value tells us the probability of obtaining an effect at least as substantial as the one we actually observed in our sample data…

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Mori
Mori

Written by Mori

Date Scientist/Machine Learning Engineer | Passionate about solving real-world problems | PhD in Computer Science

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