The hourly salary of five workers are $6, $6, $8, $10, and $35.
is the mean or median the best measure of center to summarize the salaries of the workers?
a.
mean
b.
median
c.
both mean and median summarize the data equally well.

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

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.

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.