Question

• What do you think is the biggest advantage of choosing a related-samples t-test over an independent-samples t-test? Why?
• What do you think is the biggest advantage of choosing an independent-samples t-test over a related-samples t-test? Why?
• Which test do you think is the most helpful when looking at relationships in psychology?

Answer 1

ANSWER:

The reliant t-test (also called the paired t-test or paired-samples t-test or related model t-test) compares the means of two linked groups to determine whether there is a statistically significant difference between these means.

• For case in point, Graduates had higher average salaries 10 years after graduation than they had 5 years after commencement.
• Using this test we do away with the individual differences that occur between participants – the concept that no two people are the same – and this increases the power of the test.
• What this means is that if you are more likely to detect a (statistically noteworthy) differentiation, if one does exist, by revenue of the dependent t-test against the self-determining t-test.

Like paired-samples t test, independent-samples t tests also test hypothesis regarding difference

• Stuck between two earnings; however, the means are for the identical variable but for two different populations.
• For example Catholic women average more children than Protestant women. As with paired-samples t tests, present be another time two group of score.
• On the other hand, this time, the scores in both groups are score on the same variable.
• What distinguish the groups is that they represent different populations: for example, Catholic women and Protestant women.
• The Independent-Samples T Test practice is used to compare in a minute two groups in the populace.

It would not be used to test a hypothesis about differences in normal number of family for wide-reaching and Protestant.

• Both the test has their own meaning no one can use over the other.
• Autonomous t-test will most helpful when looking at relationships in psychology for two independents groups.
• If we want to check the routine of any group using after some behavior then we use independent t-test (recording their performance before and after apply the treatment).