ANSWER ASAP! WILL MARK BRAINLIEST 1. What are the coordinates of the midpoint of segment QS with endpoints Q (-2,-5) and S (3, -8)?
A (-2.5, 1.5)
B (-2.5, 6.5)
C (0.5, -6.5)
D (0.5, 1.5)

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.

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?