Lesson 2 practice problems algebra 2

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42