A researcher performed a study to determine whether an association exists between sex and blood type.He obtained the following data from a random sample.
A)No,because the data are quantitative.
B)No,because the sample does not appear to be random.
C)No,because the expected cell frequency condition is violated.
D)Yes
E)No,because it is not possible to find the residuals.

Question

A researcher performed a study to determine whether an association exists between sex and blood type.He obtained the following data from a random sample. 
A)No,because the data are quantitative. 
B)No,because the sample does not appear to be random. 
C)No,because the expected cell frequency condition is violated. 
D)Yes 
E)No,because it is not possible to find the residuals.

Quizplus · Accepted Answer

A researcher performed a study to determine whether an association exists between sex and blood type. This suggests that both variables are categorical, and the data obtained from a random sample do not violate any of the assumptions required for conducting a chi-square test for independence. Thus, the best choice is D, which states that the association exists between sex and blood type.

A Researcher Performed a Study to Determine Whether an Association