Which of the statements about this picture below are true? choose all that apply.

f is the circumcenter of the triangle
f is the incenter of the triangle
f is the point of concurrency of the perpendicular bisectors of the sides of the triangle
f is the point of concurrency of the angle bisectors of the angle of the triangle
f is equidistant from the three sides of the triangle
i am so very

Answer this question, only if you know the answer. 30 points and brainliest!

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Which represents the number of times all outcomes less than a given outcome occur? cumulative frequency relative frequency frequency cumulative relative frequency