Tell me whether this situation would be a survey, an experiment, or an observational study based on the following information below. Find 100 students, half of whom play sports and compare the grade point average of the students who play sports with the students who do not play sports.

Plzzzz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

True or false look at the picture pls : /

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)