To Study the Effects of Diet Plans on Blood Pressure

Multiple Choice

To study the effects of diet plans on blood pressure, the researcher assigned 10 subjects to diet plan A, and 10 participants to diet plan B. Within each group, five of the subjects are male and five participants are female. Which of the following statement is true?

A) Gender is nested within diet plans.
B) Diet plan is nested within gender.
C) Gender and diet plan are crossed.
D) Diet plan is nested within subjects.