1622.17 SS2 = 598.8 %3D een = 2106.92 What are the hypotheses for this test? What is the critical value?

Jordan flipped a coin 500 times. Which of the following would be a good estimate of the number of times the coin landed on heads? A. 245 B. 175 C. 450 D. 350

Σ k =

Match these values of r with the accompanying scatterplots: 0.402, 0.736, -0.736, -1, and 1. Click the icon to view the scatterplots. Match the values of r to the scatterplots. Scatterplot 1, r= Scatterplot 2, r= Scatterplot 3, r= Scatterplot 4, r = Scatterplot 5, r = V ▼ Scatterplots 15- 14- 13- 12- 11- 10+ 0 8- 6- 4. 2- 0- 0 4 Scatterplot 1 . • 0.2 0.4 0.6 0.8 1 x Scatterplot 4 0.2 0.4 0.6 0.8 x • 1 Q Q Q ✔ 8 6- > 4- 2 ▬▬▬▬▬▬▬▬▬▬o 0- 0 0.2 0.4 0.6 0.8 -14 Scatterplot 2 0 • X Scatterplot 5 1 0.2 0.4 0.6 0.8 1 C Q Q ✔ Q Q > 8- 6- 4- 2 0- 0 0 · Scatterp T 0.2 0.4 0.6 X ▶ X

Match these values of r with the accompanying scatterplots: - 0.994, 0.76, 0.994, - 0.374, and - 0.76. Click the icon to view the scatterplots. Match the values of r to the scatterplots. i Scatterplots Scatterplot 1, r= Scatterplot 2, r= Scatterplot 3, r = Scatterplot 1 Scatterplot 2 Scatterplot 3 Scatterplot 4, r= 8- 8- 8- Scatterplot 5, r = 6- 6- 6- > 4- 4- 4- 2- 2- 2- 0+ 0- 0- 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 Scatterplot 4 Scatterplot 5 8- 6- -2- -4– > 4- -6- 2- -8- 04 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 X of of of of of

Match these values of r with the accompanying scatterplots: 1, - 0.996, - 0.743, 0.996, and 0.358. Click the icon to view the scatterplots. i Scatterplots Match the values of r to the scatterplots. Scatterplot 1, r = Scatterplot 2, r = Scatterplot 1 Scatterplot 2 Scatterplot 3 Scatterplot 3, r = 15- 0- 8- . Scatterplot 4, r= 14- -2- 6- 13- Scatterplot 5, r= -4- 4- 12- -6– 11- 2- -8- 1 104 0- 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1 - 0.743 0.996 Scatterplot 4 Scatterplot 5 - 0.996 8- 8- 0.358 6- 6- > 4- 4- 2- 2- 0+ 0- 0.2 0.4 0.6 0.8 1 0.2 0.4 0.6 0.8 1

If the temperature is 43 °F, how much time does it take for thecricket to produce 12 chirps?A. 12 s B. 24 s C. 43 s D. 52 s

Match these values of r with the accompanying scatterplots: 1, 0.997, - 0.405, 0.405, and - 0.761. W Click the icon to view the scatterplots. i Scatterplots Match the values of r to the scatterplots. Scatterplot 1, r= Scatterplot 2, r = Scatterplot 1 Scatterplot 2 Scat Scatterplot 3, r= 8- 8- 8- Scatterplot 4, r = 6- 6- 6- Scatterplot 5, r= > 4- 4- 4- 2- 2- 2- 0+ 0.2 0,4 0,6 0.8 0- 0.2 0.4 0.6 0.8 0+ 0.2 0.4 1 1 Scatterplot 4 Scatterplot 5 15- 8- 14- 6- 13- 4- 12- 11- 2- 10+ ó 0.2 0.4 0.6 0.8 0- 0.2 0.4 0.6 0.8 1 Print Done

For each of the following, factor the matrix A into a product QDQ" where Q is orthogonal and D is diagonal. -7 1 1 (a) A = -1 -7 1 -7 -1 D = -4 -2 2 (b) A = -2 -3 2 3 -3 D = || ||