Y(a-b) = c(y+a)

Solve for y

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10