# 33 Statistical Concepts Explained in Simple English – Part 14

33 Statistical Concepts Explained in Simple English – Part 14

This resource is part of a series on specific topics related to data science: regression, clustering, neural networks, deep learning, decision trees, ensembles, correlation, Python, R, Tensorflow, SVM, data reduction, feature selection, experimental design, cross-validation, model fitting, and many more. To keep receiving these articles, sign up on DSC.

33 Statistical Concepts Explained in Simple English

Probability Density Function/Probability Distribution Function: Definition, TI83 NormalPDF

Probability Distribution: List of Statistical Distributions

Probability Mass Function (PMF) / Frequency Function: Easy Definition, Examples

Probability of A and B / A or B

Probability of Picking From a Deck of Cards

Probability of Selecting a Person from a Group or Committee

Probability Problems: Solve them the easy way!

Probability Sampling: Definition,Types, Advantages and Disadvantages

Propensity Score Matching: Definition & Overview

Prospective Study: Definition, Examples

Purposive Sampling (Deliberate Sampling)

P-Value in Statistical Hypothesis Tests: What is it?

Pygmalion Effect / Rosenthal Effect: Definition, Examples

Q Q Plots: Simple Definition & Example

Quadratic Mean / Root Mean Square

Quadratic Regression: Simple Definition, TI-Calculator Instructions

Qualitative Variable: Definition and Examples

Quantile: Definition and How to Find Them in Easy Steps

Quantitative Variables (Numeric Variables) in Statistics: Definition, Examples

Quota Sampling: Definition and Examples

Q-Value: Definition and Examples

Random Event: Definition, How to Find Probability

Randomization in Statistics and Experimental Design

Random Variable: What is it in Statistics?

Range Rule of Thumb

Ratio Scale: Definitions, Examples of Ratio Variables

Rayleigh Distribution: Definition, Uses, Mean, Variance

Recall Bias: Definition, Examples, Strategies to Avoid it

Receiver Operating Characteristic (ROC) Curve: Definition, Example

Row Echelon Form & Reduced Row Echelon Form

Regression to the Mean: Definition, Examples

Regularization: Simple Definition, L1 & L2 Penalties

Rejection Region (Critical Region) for Statistical Tests

Previous editions, in alphabetical order, can be accessed here:

Part 1 | Part 2 | Part 3 | Part 4 | Part 5 | Part 6 | Part 7 | Part 8

Part 9 | Part 10 | Part 11 | Part 12 | Part 13

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Link: 33 Statistical Concepts Explained in Simple English – Part 14