If a relationship is observed between two variables in a set of sample data,this _____ that a relationship exists in the corresponding population.
A)does not always mean
B)always means

Question

Quizplus · Accepted Answer

Just because a relationship is observed in a set of sample data, it does not necessarily mean that the same relationship exists in the corresponding population. We can only make inferences about the population based on our sample and there is always a chance that the relationship is due to chance or random variation in the sample. Therefore, we cannot always assume that a relationship observed in a sample applies to the entire population.

If a Relationship Is Observed Between Two Variables in a Set