The idea that, in a research study, any change from what has been observed in the past will be entirely due to random error is a basic assumption of the:
A) null hypothesis.
B) confidence interval.
C) critical value.
D) significance level.

Question

Quizplus · Accepted Answer

The basic assumption mentioned in the question is that any change from what has been observed in the past is due to random error, which aligns with the null hypothesis in statistical analysis. The null hypothesis states that there is no significant difference between the observed data and the theoretical or hypothesized population distribution, and any observed difference is due to chance or random error.

The Idea That, in a Research Study, Any Change from What