The table shows the test scores and the sleep averages of several students: a) write the least square regression equation that models the data. let x= hours of sleep and y= test score. b) use the equation to determine the approximate test score of a student who sleeps an average of 8 h a night. show all work ! (will mark

Angle mno is s rotated 180 degrees counterclockwise about the origin to form angle m’n’o’. which statement shows the measure of angle m’n’o’?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

2x minus y equals 6, x plus y equals negative 3