What is the mean of the set below? Round to the nearest tenths if need be. * Goals in a Hockey Game 2 3 3 3 4 5 5 5 5 6 7 8

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

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.