Doris has read a research paper in a refereed journal which states "within this organisation age is strongly correlated with gender (r = 0.7, p

Question

Doris has read a research paper in a refereed journal which states "within this organisation age is strongly correlated with gender (r = 0.7, p <0.01)". She should ________.
A) Accept the statement, correlation is the right statistic to use with these data types
B) Reject the statement, age and gender are never correlated
C) Reject the statement, correlation is the wrong statistic to use with these data types
D) Accept the statement, it is published in a referred journal

Quizplus · Accepted Answer

Correlation is a measure of the strength of the relationship between two variables. In this case, the two variables are age and gender. The correlation coefficient, r, is a number between -1 and 1. A positive correlation coefficient indicates that as one variable increases, the other variable also increases. A negative correlation coefficient indicates that as one variable increases, the other variable decreases. The p-value is a measure of the statistical significance of the correlation. A p-value of less than 0.05 indicates that the correlation is statistically significant.In this case, the correlation coefficient is 0.7, which indicates a strong positive correlation between age and gender. The p-value is less than 0.01, which indicates that the correlation is statistically significant. Therefore, we can conclude that there is a strong positive correlation between age and gender in this organization.

Doris Has Read a Research Paper in a Refereed Journal