School administrators conducted a survey to measure parental support of PARCC testing. The survey was mailed to the parents of all of the students in the school, with return envelopes. There were 1,100 surveys mailed out. After one month, 187 completed surveys were returned. Only 53 of those surveyed were supportive of PARCC testing. Which bias is affecting the result? (Selection bias, Response/Measurement bias, or Non-response bias)

3x + 4y -25 =0 represents the amount of change sianna should recieve

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

answer: the resulting cross section is a rectangle. solution: a plane parallel to the base of a triangular prism will intersect a cross section that is the same shape as its bases. so the cross section is a triangle.

step-by-step explanation:

your answer   is c

step-by-step explanation: