Two samples are said to be independent when
A)we randomly select participants for a sample,without regard to who has been selected for either sample.
B)we randomly select participants for a sample,being sure to pair each person in one sample with a particular person in the other sample.
C)we randomly select participants for a sample,being sure that each participant serves in every condition of our experiment.
D)the null hypothesis of the two-sample t-test is rejected.

Question

Quizplus · Accepted Answer

Independence in statistics refers to the fact that the values or observations in one sample are not related to or influenced by the values in the other sample. Random selection of participants for each sample without any pairing or predetermined matching is the best way to ensure that the samples are independent.

Two Samples Are Said to Be Independent When