Correlation measurements examine the associated relationship between two scale variables (Mirabella, 2011). A correlation may be evident between two variables without the existence of causation. A change in either variable does not guarantee a change will occur in the other variable. A correlation analysis test can be used to evaluate the degree of a true relationship between the two variables. False conclusions about one variable causing the other variable may occur with swayed results. An example of a misconception is the correlation of talcum powder and ovarian cancer. The accusation of the use of talcum powder causing ovarian cancer has been advertised on commercials. The commercials are designed to put the idea and fear in the viewers’
