Statistical significance at the 0.01 level is ___________ than significance at the 0.05 level.
A)more difficult to achieve
B)easier to achieve
C)less costly
D)less informative

Question

Quizplus · Accepted Answer

Statistical significance at the 0.01 level is more difficult to achieve than significance at the 0.05 level because the threshold for rejecting the null hypothesis is stricter at the 0.01 level. This means that the results are considered more reliable and credible, but may require a larger sample size or stronger effect size to achieve statistical significance.

Statistical Significance at the 0