How Many Main Effects Are There in a 2 ×

question 41

Multiple Choice

How many main effects are there in a 2 × 3 factorial design?

• A) Two
• B) Three
• C) Six
• D) Nine

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Definitions:

Twin Studies

Research involving twins that aims to reveal the influence of genetics versus environment on various traits and behaviors.

Amniocentesis

A medical procedure used in prenatal diagnosis in which a small amount of amniotic fluid is sampled from the amniotic sac surrounding a fetus to test for chromosomal abnormalities and infections.

Prenatal Development

The process of growth and development within the womb from conception to birth.

Parent's Age

Refers to the age of a mother or father at the birth of their child, which can influence various aspects of the child's health and upbringing.