2. Jeopardy Chapter 1-2 : Chapter 3-4:Chapter 5-6: Chapter 7-8 : Chapter 9: Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

3. $100 Question from Chapter 1-2: Find the x and y intercepts of the line 6x+4y=24.

4. $100 Answer from Chapter 1-2: X=4 Y=6

5. $200 Question from Chapter 1-2: Find the line of best fit using the following data: (10,15), (20,18), (30,22), (40,29), (50,35)

6. $200 Answer from Chapter 1-2: y=0.51x+8.5

7. $300 Question from Chapter 1-2: Put the equations into an Augmented Matrix 5x+6y=12 3x-y=0

8. $300 Answer from Chapter 1-2: 5 6 12 3 -1 0

9. $400 Question from Chapter 1-2: Solve the following matrix: 5 6 12 3 -1 0

10. $400 Answer from Chapter 1-2: X=0.522 Y=1.565

11. $500 Question from Chapter 1-2: Solve by substitution: 2x+y=5 -4x+6y=12

12. $500 Answer from Chapter 1-2: (9/8, 11/4)

13. $100 Question from Chapter 3-4: Which of the following is a square matrix? a) 7 8 9 b) 1 c) 6 9 2 7 10

14. $100 Answer Chapter 3-4: C

15. $200 Question from Chapter 3-4: Multiply: 3 -2 1 X 1 1

16. $200 Answer from Chapter 3-4: 6

17. $300 Question from Chapter 3-4: Put these equations in y=mx+b: 2x – y ≤ -4 x + y ≥ -1

18. $300 Answer from Chapter 3-4: y ≥ 2x + 4 y ≥ -x - 1

19. $400 Question from Chapter 3-4: Graph y ≥ -x – 1.

20. $400 Answer from Chapter 3-4:

21. $500 Question from Chapter 3-4: Find the maximum and minimum of the objective function z = 15x + 20y with the constraints 3x + 4y ≥ 12, x ≥ 0, y ≥ 0, x ≤ 5, y ≤ 8.

22. $500 Answer from Chapter 3-4: Maximum: 235 at (5,8) Minimum: 60 at (0,3) and (4,0)

23. $100 Question from Chapter 5-6: Maximize P = x + 2y + z Constraints: 3x+y+z ≤ 3 x-10y-4z ≤ 20 x ≥ 0 y ≥ 0 z ≥ 0

24. $100 Answer from Chapter 5-6: P= -64/31 X= 50/31 Y= -57/31 Z= 0

25. $200 Question from Chapter 5-6: Minimize P=5x+6y Constraints: x+y ≤ 10 x+2y ≥ 12 2x+y ≥ 12 x ≥ 3

26. $200 Answer from Chapter 5-6: X=4 Y=4 P=44

27. $300 Question from Chapter 5-6: Suppose a job could be obtained with a starting salary of $23,000 and a 6% increase each year thereafter. What would be the salary during the 7 th year?

28. $300 Answer from Chapter 5-6: A= $33,355.20

29. $400 Question from Chapter 5-6: The amount required for a sinking fund is $5,000 after 180 days at 2% compounded monthly. What is the daily payment?

30. $400 Answer from Chapter 5-6: P = $23.84

31. $500 Question from Chapter 5-6: What is 210% of 50?

32. $500 Answer from Chapter 5-6: 105

33. $100 Question from Chapter 7-8: True of false: {0} ⊆ {1, 0, 3}

34. $100 Answer from Chapter 7-8: True

35. $200 Question from Chapter 7-8: In a survey of 125 college students: 60 like green 8 like yellow and blue 40 like yellow 3 like green and blue 15 like blue 1 likes all three 25 like green and yellow How many only like green?

36. $200 Answer from Chapter 7-8: 33 like green

37. $300 Question from Chapter 7-8: If P(E)= 0.4, P(F)= 0.5, and P(E∩ F)= 0.2; find P(E/F).

38. $300 Answer from Chapter 7-8: 0.4

39. $400 Question from Chapter 7-8: If P(E)= 0.4, P(F)= 0.5, and P(E∩ F)= 0.2; find P(EUF)

40. $400 Answer from Chapter 7-8: 0.7

41. $500 Question from Chapter 7-8: There are 7 boys and 6 girls willing to serve of a committee. How many 7 member committees are possible if a committee is to contain at least 3 boys and 3 girls?

42. $500 Answer from Chapter 7-8: 1225 committees

43. $100 Question from Chapter 9: A teacher counts how many days John is absent. Determine the variable and whether is discrete or continuous.

44. $100 Answer from Chapter 9: Variable: days absent; discrete

45. $200 Question from Chapter 9: Create a pie chart for the following data: 68 people have a dog, 10 have a cat, 2 have a snake, 5 have a hamster, and 15 have other.

46. $200 Answer from Chapter 9:

47. $300 Question from Chapter 9: Given normal distribution with a mean of 8.2 and a standard deviation of 0.6 find the z-score for 9.6.

48. $300 Answer from Chapter 9: Z-score= 2.33

49. $400 Question from Chapter 9: A statistician observes the number of heads that occur when a coin is tossed 1000 times. Determine the variable and if it is discrete or continuous.

50. $400 Answer from Chapter 9: Variable: heads; discrete

51. $500 Question from Chapter 9: What is the difference between population and sample?

52. $500 Answer from Chapter 9: Population is everyone and sample is a smaller group

53. Final Jeopardy Put this equation into standard form: y = 8x + 78

54. Final Jeopardy Answer -8x + y = 78