A baseball diamond is shown in the diagram below. The shape of the outfield is 40% of a circle with a radius of 225 ft, and distance of 300 ft from the home plate to first and third bases. What
is the perimeter of the field to the nearest foot?
40% of a circle
of radius 225 Ft
225 Ft
300 ft
1165 feet
1414 feet
1015 feet
565 feet

Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?