A ______ helps researchers decide whether an observed relationship between an independent variable and a dependent variable really exists in the population or whether it could have happened by chance when the sample was drawn.
A) measure of association
B) test of statistical significance
C) hypothetical claim
D) level of measurement

Question

Quizplus · Accepted Answer

A test of statistical significance helps researchers determine if the relationship between the independent and dependent variable is significant or if it could have occurred by chance. A measure of association is a numerical statistic used to describe the strength and direction of a relationship between two variables. A hypothetical claim is a proposed explanation or prediction of a phenomenon, and a level of measurement refers to the scale used to measure a variable (e.g. nominal, ordinal, interval, ratio).

A ______ Helps Researchers Decide Whether an Observed Relationship Between