L, Suppose that X is a random variable which only takes on non-negative values, with mean 5 and variance 2. (a) What can be said about P(X≥ 7)? (b) Find a k> 0 such that P(X - 52 k) < .

If aj = 2 and an = (an-1)2 + 5 then find the value of a4. Answer: Submit Answer Extensions attemp %24 R B N M I

Match these values of r with the accompanying scatterplots: -1, -0.788, -0.998, 1, and 0.998. Click the icon to view the scatterplots. Match the values of r to the scatterplots. Scatterplot 1, r= 1 Scatterplot 2, r=-0.998 Scatterplot 3, r= -1 Scatterplot 4, r= 0.998 Scatterplot 5, r=-0.788 n example Get more help Scatterplots A 15- 14- 13- 12- 2 10 8 6 4- 2- Scatterplot 1 7 0 0.2 0.4 0.6 0.8 Scatterplot 4 0 0 0.2 0.4 0.6 0.8 X 다 O Print 2 6 0 . Scatterplot 2 0.2 0.4 0.6 0.8 X 1 Scatterplot 5 -8- 0 0.2 0.4 0.6 0.8 X Done 1 Q O G A 9 2 3 Scat 0 0.2 0.4 . X

The value of y is between negative three and positive eight inclusive. Which of the following represents y?