Let’s say you want to know if two different brands of batteries have the same average life. The pairwise samples t-test will be dealt with in different blog. The 2 samples T-test can also be used for pairwise comparisons when the “two” samples represent the same items tested in different scenarios. Independent samples t-test could be performed. The picture below represents represents the need to compare the means of mathematics marks between two independent group (male and female). The picture below shows the representation of two independent samples and the aspect of their means. Independent samples t-test is also called unpaired two-samples t-test or just unpaired t-test because the test is performed with only two groups that are independent or unpaired or unrelated. For example, lets say that we have two independent groups of marketing professionals having similar qualification and we want to compare their income to determine whether their income is significantly different.Īn independent samples t-test compares the means of two groups. The t-test compares the means of two groups, such as a control group and a treatment group, to determine if the difference between the groups’ means is statistically significant or due to random chance. The independent samples T-test is defined as statistical hypothesis testing technique in which the samples from two independent groups are compared to determine if the means of the associated populations are significantly different. What is independent samples or unpaired samples T-test?
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |