1. The T Test
IB SEHS

2. Learning Objective
Deduce the significance of the difference between two sets of data using calculated values for t and the appropriate tables

7. IGCSE
IB2

18. which is……

32. 1.725
Swimmers and non swimmers

34. This means you don´t need to bother calculating the critical value!
You can work directly with your 95% confidence limit!!!

36. If P is GREATER than 0. 05 then the two sets are the same (i. e
If P  is GREATER than 0.05 then the two sets are the same (i.e. accept the null hypothesis as p is bigger).
If P  is SMALLER than  0.05 then the two sets are different (i.e. reject the null hypothesis as p is smaller).

37. Now lets try it on Excel with the Biostatistics problem sets!!
Why can´t Excel help me save the world from terrorists? It´s so awesome at everything else!