T Test Example Question. The differences between the groups is likely to be due to chance. State the null and research h ypotheses h 0.
Xμ 1 μ 2 h 1. Following a ten day recovery period rats kept at 80 percent body weight are tested for the number of chocolate chips consumed during a 10 minute period of time both with and without electrical stimulation. What is the critical value for t 2 tailed 05 alpha 2 18.
The t test is any statistical hypothesis test in which the test statistic follows a student s t distribution under the null hypothesis.
What is an independent samples t test. Clients who sign the contract will attend the same number of sessions as those who do not sign the contract. Revised on december 14 2020. Following a ten day recovery period rats kept at 80 percent body weight are tested for the number of chocolate chips consumed during a 10 minute period of time both with and without electrical stimulation.
