T Test Example Problems. The calculated value 1 32 is not equal to or bigger that the critical value 2 18. Calculate am independent t test for the following data.
The assumptions that should be met to perform a paired samples t test. An experimenter is interested in whether students score higher on an exam if they review the material after each class or if they review the material for the same amount of time at the end of the week. In order to solve this you must first find d the difference between the control subject and the relaxation subject in each matched pair.
It is often used in hypothesis testing to determine whether a process or treatment actually has an effect on the population of interest or whether two groups are different from one another.
A professor wants to know if her introductory statistics class has a good grasp of basic math. One sample t test tests if the given sample of observations could have been generated from a population with a specified mean. In order to solve this you must first find d the difference between the control subject and the relaxation subject in each matched pair. X 1 x 2.
