3.13 Probability Concepts
3.13 Probability Concepts
Welcome to the 2021 edition of 3.13 Probability concepts at Takapuna Grammar School. Below you have an outline of the skills and concepts covered. To the left (or below on a small screen) you have the course drive with resources such as theory notes and administrative information.
How to create a probability tree from context
How to calculate any probability once you made a probability tree
Worked example 1 (L2 and L3) (Mr Fahlander)
Worked example 2 (L2 and L3) (Mr Fahlander
Worked example 3 (L2 and L3) (Mr Fahlander)
Worked example 4 (L2 and L3) (Mr Fahlander)
Using trees without "replacement" (Ron Barrow)
Conditional probability, relative risk and expected values (Study time)
How to make and use a frequency table to calculate probabilities (L2 and L3) (Mr Fahlander)
How to use a table to calculate expected values (L2 and L3) (Mr Fahlander)
How to calculate relative risk (L2 and L3) (Mr Fahlander)
How to calculate the mean (aka expected value) and the variance/sd from a probability table (L3)
Example: Calculate mean from table (L3)
Double Venn question: find P(A' U B) (Mr Fahlander)
Triple Venn question from EP (Mr Fahlander)
Q3a page 79 Simulation (Mr Fahlander)
Q3b page 79 Simulations (Mr Fahlander)
Q3c page 79 Simulations (Mr Fahlander)
Q3d page 79 Simulations (Mr Fahlander)
Q3e page 79 Simulations (Mr Fahlander)
Q3f page 79 Simulations (Mr Fahlander)