IB SL Probability and Stats 1

Probability

Basic tree diagrams

 

Shading Venn diagrams

Venn diagrams and probability

Conditional probability

Mixed probability review

 

How to find median and quartiles from discrete data:

How to draw a cumulative frequency curve and estimate percentiles:

How to estimate the mean from grouped data:

A basic introduction to standard deviation:

Quartiles, median and IQR

Box and whisker plots

 

An introduction to correlation:

An explanation about Pearson’s Product Moment (r values:)

A worked exam question on bi variate data – how to plot scatter diagrams, find means and regression lines: