Let Y be a random variable with mean 11 and variance 9. Using Tchebysheff’s theorem, find a a lower bound for P(6 < Y < 16). b the value of C such that P(|Y − 11| ≥ C) ≤ .09.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

(08.01)consider the following pair of equations: x + y = −2 y = 2x + 10 if the two equations are graphed, at what point do the lines representing the two equations intersect? (−4, 2) (4, 2) (−2, 4) (2, 4)

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.