HISTOGRAM

A histogram is a graphical representation of the distribution of numerical data. It is an estimate of the probability distribution of a continuous variable (quantitative variable) and was first introduced by Karl Pearson.

VIDEO:
 https://www.youtube.com/watch?v=sC7gjg9g3JU

IMAGE:
 https://en.wikipedia.org/wiki/Histogram

Statistics Outline

STATISTICS

Introduction 
Population vs Sample
Quantitative vs Qualitative
Independent variables vs Dependent variables
Continuous variables vs Categorical variables
What is Statistics?
Levels of measurement

Data
Frequency distributions
Percentages
Quantiles, Quartiles, and Percentiles
Bar Charts
Histograms
Line graphs
Scatterplots

Descriptive Statistics, Probability, and Measures of Central Tendency
Descriptive statistics: Properties of Variables
Measures of Central Tendency
Range and Sample Standard Deviation
Sample Variance
Inferential statistics