John is out for a run. he Decides to run around a park in town. the length of sides of park are 15m,10m,12m and 14m. how many meter will john run? A picture has 2 sides that are 6 inches and sides that are inches 10 inches. what is the perimeter of the picture?

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.