Normal distributions are an important concept to researchers because ______.
A) they are the basis of statistical techniques designed to test hypotheses
B) researchers typically collect data from entire populations
C) there is only one normal distribution
D) they are neither peaked nor flat

Question

Quizplus · Accepted Answer

Normal distributions are often used in statistical analysis, including hypothesis testing. Therefore, they are an important concept for researchers to understand. Option B is incorrect because researchers often collect data from samples, not entire populations. Option C is incorrect because there are infinitely many normal distributions, each with its own mean and standard deviation. Option D is incorrect because normal distributions are actually considered to be moderately peaked.

Normal Distributions Are an Important Concept to Researchers Because ______