In 2006, the median price of an existing home in some country was approximately $ 223 comma 650. In 2001, the median price of an existing home was $152 comma 200. Let y be the median price of an existing home in the year x, where xequals0 represents 2001.
a. Write a linear equation that models the median existing home price in terms of the year x. [Hint: The line must pass through the points left parenthesis 0 comma 152200 right parenthesis and left parenthesis 5 comma 223650 right parenthesis.]

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c =