A graduate student researcher designs a study that will investigate the effects of a new curriculum on student achievement in high school
mathematics. She creates a final exam with 20 questions. She compares two
samples, each containing 10 randomly selected students. One sample
consists of Algebra I students. The other sample consists of Algebra II
students. Select all weaknesses in the design,

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

The equation of line e is y  =  -4/9x  +  5/6.  line f is parallelto line e.  what is the slope of line f