Dr. Stevens wants to examine the relationship between body mass index (BMI) and depression. He selects as his research subjects a sample of American athletes who are currently training for the summer Olympic Games. Dr. Stevens finds no relationship between BMI and depression. Which of the following is one problem with his research design that could have kept him from finding a relationship between those variables?
There is a restriction-of-range problem.

Because jaedyn is a sociable, gregarious child, she tends to be noticed by her teachers and peers. how does jaedyn interact with her environment?

Which best describes california population when it became a state in 1850? a. because of the gold rush attracting settlers all over the world california population diverse. bcalifornia had banned foreign immigrants at the start of the gold rush. so, the states population was made up of entirely of americans from other parts of the country. c california had a large african population because many southern planters had moved their enslaved africans to start large farms. d the indian removal act had led to the relocation of thousands of eastern native americans to california. as, a result the majority of californias population was native american

Open opinion / / / if a juvenile committed murder, should the juvenile be in prison for life or be free and seek instead? which and why?