In 1994, an Ontario provincial survey found that ____ of women and ____ of men suffered from anxiety disorders in the previous year

What is most likely the biggest problem with longitudinal research?

changing ages of participants not being able to keep participants over time changing historical context participants becoming aware of the goals of the study and changing their behaviors or answers

Research reveals that the rise in childhood obesity is due in part to

A) a lack of physical play space in many neighborhoods and schools. B) the increasing number of hours children sleep at night. C) the many hours children spend watching television. D) ineffective health education in the primary grades.