The amount of a radioactive isotope decays in half every year. The amount of the isotope can be modeled by f(x) = 346( one half )X and f(1) = 173. What does the 173
represent?

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 diagram shows a cuboid abcdefgh abcd is a square with area 25cm². find the volume of the cuboid.

Witch sequence shows a pattern where each term is 1.5 times the previous term