(IS IT A. B. C. OR D.)
The box plots show the target heart rates of men 20–40 years old and men 50–70 years old.

Which statement is best supported by the information in the box plots?

A) The range of the data for men 20–40 years old is less than the range of the data for men 50–70 years old.

B) The median of the data for men 20–40 years old is less than the median of the data for men 50–70 years old.

C) The minimum target heart rate for men 20–40 years old is less than the minimum target heart rate for men 50–70 years old.

D) The interquartile range of the data for men 20–40 years old is greater than the interquartile range of the data for men 50–70 years old.

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

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?

Solve the system of equations. 2x-2y=-4 and x+y=8. show work