The statistical approach which helps the investigator to decide whether the outcome of the study is a result of factors planned within design of the study or determined by chance is called ____.
A. Descriptive statistics
B. Inferential statistics
C. Normal distribution
D. Standard deviation
Correct answer is option B. Inferential statistics. Explanation: The statistical approach which helps the investigator to decide whether the outcome of the study is a result of factors planned within design of the study or determined by chance is called Inferential statistics.