Exhibit 8-5 A random sample of 64 SAT scores of students applying for merit scholarships showed an average of 1400 with a standard deviation of 240. Refer to Exhibit 8-5. The 95% confidence interval for the SAT scores is

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Which is the focus of a parabola with equation y2=4x