Statistics
The Normal Distribution
Normal? The normal distribution is a fascinating, naturally occurring phenomenon that has very relevant applications to understanding the world around us. When a data set is normally distributed it has some key properties that allow us to make predic…
Your Graphical Display Calculator
Casio Calculators
…(contingency table) as a matrix to perform a 2 way Chi squared test of independence. (Click the + sign to see the video) 11 Normal distribution calculations Know how to use the Normal CDF function - Upper and lower limits, mean, standard deviation t…
Your Graphical Display Calculator
TI 84
…nce tests Enter observed frequencies (contingency table) as a matrix to perform a 2 way Chi squared test of independence. 11 Normal distribution calculations Know how to use the Normal CDF function - Upper and lower limits, mean, standard deviation t…
Exams & Assessment
Sixes & sevens
…es you might be using for a regression. Linear regression Entering data in a matrix for a chi squared test Knowing how to do Normal CDF and INV normal calculations Know what to about choosing left or right tail. Example 1 - Inverse normal with 2 boun…
Calculus
Calculus Part 2
…nd the gradient of a curve at a given point and then work out the equation of the tangent at that point. The equation of the normal This is the same technique as we used for the tangent. They key here is the relationship between gradients of perpendi…