The main purpose of inferential statistics is to
A) adjust analyses to improve validity.
B) account for variability within a population.
C) decide whether the standard deviation is skewed by outliers.
D) estimate a characteristic of a population based on a sample.

Question

Quizplus · Accepted Answer

Inferential statistics is used to make predictions or estimations about a population based on a sample. Option A is not the main purpose of inferential statistics, although it can be a useful application. Option B is a characteristic of descriptive statistics, not inferential statistics. Option C deals with data cleaning and preprocessing, which is not the main purpose of inferential statistics.

The Main Purpose of Inferential Statistics Is to