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Multiple Choice Key – 50% of Exam

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Presentation on theme: "Multiple Choice Key – 50% of Exam"— Presentation transcript:

1 Multiple Choice Key – 50% of Exam

2 Website Website: ab Practice Tests Released FRQ’s and Multiple Choice Tests

3 Practice Practice Books, getafive.com AP Central AP Review
Do not delay.

4 How to earn a Passing Score
Being here HELPS a lot… …but not enough to pass. Lots of practice. Lots of practice with multiple choice and FRQ’s Know what you are weak and strong on Confidence and PRACTICE. Did I mention that already? We are on the same team.

5 Basis of 2017 AP Calculus Exam

6 AP Scoring Standards 5 = extremely well qualified 4 = well qualified
2 = possibly qualified 1 = no recommendation A score of three, or “qualified,” generally means that you have proven yourself capable of doing the work and thereby “passed” the exam. In fact, since scaling varies year to year, there are no exact cutoff numbers for scores for AP Tests, and an 80% on the multiple-choice section one year may equate to a much different final score than an 80% on the same section in a different year.

7 Overall Scoring Standards in AB

8 Overall Scoring Standards in AB/BC shared Questions

9 School Standards at KPHS BC in Mock 2018
Calculus BC 5 4 3 2 9 1 Mean Score 2.0667 Median 2.492

10 School Standards at KPHS AB in Mock 2018
Calculus BC Calculus AB 5 1 4 3 7 2 22 6 Mean Score 2.0 2.194 Median 2.542

11 School Standards at KPHS in 2017
Calculus BC Calculus BC – AB Sub score Calculus AB 5 3 4 2 7 25 1 Mean Score 3.250 3.563 2.342

12 School Standards at KPHS in 2016
Calculus BC Calculus BC – AB Sub score Calculus AB 5 6 7 4 8 3 9 2 1 Mean Score 3.333 3.444 2.767

13 Changes from the 2017 AP Exam
Part I: Multiple Choice (105 minutes) 30 questions that are Non-Calculator Multiple Choice (60 minutes) 15 questions that are Calculator (45 minutes) 10 minute break Part 2: Free Response Questions (90 minutes) 2 FRQ’s that are calculator (30 minutes) 4 FRQ’s that are non-calculator (60 minutes)

14 Changes on the 2017 AP Exam AB and BC: Riemann’s Sum Expansion (Limit Formula) AB: L’Hopital’s Rule

15 Changes on the 2017 AP Exam FRQ
Example (2016 AB2): “At time 𝒕=𝟒, is the particle speeding up or slowing down?” According to the scoring standards, 2 points could be earned for “conclusion with reason.” This means that a correct conclusion of “slowing down” received no credit because no work was shown. Correct work includes the computation of the velocity and acceleration at 𝒕=𝟒 and indication they since they have different signs the particle is slowing down.

16 What are we doing now? Concentrate your reviewing on the things you don’t know (yet). Try to pick up those details you are sure of. Work as many actual AP problems as you can, but concentrate on the form and ideas. None of these questions will be on the test, but many very much like these will be.

17 Multiple Choice Tips No penalty for guessing
Do not try to go into the order it is presented Remember to bubble answers in the scantron and put the answer into the booklet Check your work. Did you mark it clearly in the scantron? Double Check. If you have 15 minutes left, double check your work. After the “10 minute warning” start picking up the pace. Bring a watch and when there is about 2 minutes left, DO NOT LEAVE ANY ANSWERS BLANK

18 Graphing Calculators Multiple Choice Tips
Radian Mode Derivative Integral Finding Zeros: Intersection Zooming in/out and graphing in a suitable window STO and Recall Y1 shortcut Division Shortcut Use Math Notation and not calculator syntax

19 Statistics of Multiple Choice
Average Score 15.7/45 or 34.9% Minimum: 9/45 Maximum: 25/45 Median: 14.5

20 Statistics of Multiple Choice – AB Subscore
Average Score /27 or 36.4% Minimum: 7/27 Maximum: 13/27 Median: 9/27

21 Multiple Choice Mostly Correct Questions
Question 32: 93.8% correct Question 36: 81.2% correct Question 29: 17.0% correct

22 Multiple Choice Mostly Missed Questions
Question 18, 45: 6.2% correct Questions 6, 13, 20, 21: 12.5% correct Questions 2, 9, 14, 22, 31, 38: 18.8% correct

23 Question 18 – 6.2% Correct (AB) - A
Choice Percentage chose A 6% B 31% C 13% D E -

24 Question 45 – 6.2% Correct (AB) - B
Choice Percentage chose A 25% B 6% C D 31% E 13% - 0%

25 Question 6 – 12.5% Correct (AB) - C
Choice Percentage chose A 0% B C 13% D 6% E 81% -

26 Question 13 – 12.5% Correct (BC)
Choice Percentage chose A 13% B 38% C D 6% E 31% - 0%

27 Question 20 – 12.5% Correct (BC) - C
Choice Percentage chose A 13% B 56% C D 0% E - 6%

28 Question 21 – 12.5% Correct (AB) - E
Choice Percentage chose A 6% B 0% C 56% D 25% E 13%

29 Question 2 – 18.8% Correct (BC) - A
Choice Percentage chose A 19% B 0% C 13% D 44% E - 6%

30 Question 9 – 18.8% Correct (BC) - D
Choice Percentage chose A 0% B 25% C 6% D 19% E 50% -

31 Question 14 – 18.8% Correct (BC) - E
Choice Percentage chose A 13% B C 38% D 19% E - 0%

32 Question 22 – 18.8% Correct (BC) - D
Choice Percentage chose A 6% B 13% C 19% D E 38% -

33 Question 31 – 18.8% Correct (AB) - C
Choice Percentage chose A 6% B 56% C 19% D E 13% - 0%

34 Question 38 – 18.8% Correct (AB) - B
Choice Percentage chose A 38% B 19% C 25% D E 0% -

35 Before we Break… Conclusions of the Multiple Choice
Topics that are added

36 Changes on the 2017 AP Exam FRQ
“Show all your work, even though a question may not explicitly remind you to do so. Clearly label any functions graphs, tables, or other objects that you use. Justifications require that you give mathematical reasons, and that you verify the needed conditions under which relevant theorems, properties, definitions, or tests are applied. Your work will be scored on the correctness and completeness of your methods as well as your answers. Answers without supporting work will usually not receive credit.” –Chief Reader Dr. Stephen Davis, Davidson College

37 To get more points on FRQ’s
Make sure you read and re-read the question and answer any parts Circle all given values Diagrams do not count part of an explanation When asking for the previous part, making up an answer can earn you points CLEARLY WRITE OUT THE ANSWER

38 FRQ Tips Round or Exact? To simplify or not to simplify
Write clearly and do not erase Read each question clearly and answer EVERY part of the test Do not assume the answer will give you full credit. Show all work including calculator portions

39 FRQ Tips: Round or Exact?
Every answer has to be exact or correct to 3 decimal places. I want you to round to 4 decimal places. If the answer says round to the nearest whole number, make sure to round appropriately. If the answer is pi, you would get the full-credit for “𝝅” or “pi.” You would get full credit for “ ,” “3.1415,” “3.141” or “3.142” You would not get full credit for “3.14”

40 FRQ Tips: Simplifying In class, you will not get credit for answers like 2 × 2 or 𝟐𝒙+𝟑𝒙. You will get credit here You will not get extra credit for simplifying but you can lose credit for making a careless error If the answer is 8 and you write, 𝟐+𝟔, you will get credit but if you write “26,” you will lose credit.

41 FRQ Tips: Write Clearly and Don’t Erase
Your exam will be graded by strangers who do not know you. They are tired, hungry, and blearily-eyed from grading thousands of problems Explain, write clearly, and box answers Use a dark pencil DO NOT ERASE. “X” out any meaningless work. Don’t spend time erasing.

42 FRQ: Work

43 Expectations Questions that show up that you know 1 wild FRQ

44 AB FRQ Expectations (no order)
Area/Volume 2) Relationship between derivative and integral (Accumulation) 3) Differential Equations/approximations 4) Interpretation of rate of change (𝒇 𝒙 =𝒈′(𝒙)) 5) Fundamental Theorem of Calculus 6) Particle Motion

45 FRQ’s If you haven’t graded them yet, do so. I will pass out my graded FRQ’s

46 Statistics of FRQ’s Best FRQ: Question 2 – Bananas
Worst FRQ: Question 4 – Potato

47 FRQ #1 Statistics Global Mean Score BC: 5.00/9
KPHS 2018 BC Mean Score: 4.00/9 KPHS 2017 BC Mean Score: 4.7/9

48 FRQ #1 (AB and BC) – Calc.

49 FRQ #1A

50 FRQ #1B

51 FRQ #1C

52 FRQ #1D

53

54

55 FRQ #1 – Pink or White Grade the example

56 FRQ #2 Statistics Global Mean Score: 3.2/9
KPHS 2018 Mean Score: 1.867/9 KPHS 2017 Mean Score: 1.3/9

57 FRQ #2 (AB) – Calc.

58 FRQ #2A

59 FRQ #2B

60 FRQ #2C

61 FRQ #2D

62

63 FRQ #2 – Green Grade the example

64 FRQ #3 Statistics Global Mean Score: 5.42/9
KPHS 2018 Mean Score: 3.13/9 KPHS 2017 Mean Score: 4.8/9

65 FRQ #3 (AB and BC) – Non-Calc.

66 FRQ #3A

67 FRQ #3B

68 FRQ #3C

69 FRQ #3D

70

71 FRQ #3 – Yellow Grade the example

72 FRQ #4 Statistics Global Mean Score: 3.13/9
KPHS 2018 Mean Score: 1.2/9 KPHS 2017 Mean Score: 2.4/9

73 FRQ #4 (AB and BC) – Non-Calc.

74 FRQ #4A

75 FRQ #4B

76 FRQ #4C

77

78 FRQ #4 – Oddballs in Light Yellow
2011 AB 5 2012 AB 5 2016 AB 5

79 FRQ #5 Statistics Global Mean Score: 3.54/9
KPHS 2018 Mean Score: 1.2/9 KPHS 2017 Mean Score: 2.7/9

80 FRQ #5 – Non-Calc.

81 FRQ #5A

82 FRQ #5B

83 FRQ #5C

84 FRQ #5D

85

86 FRQ #6 Statistics Global Mean Score: 3.23/9
KPHS 2018 Mean Score: 2.067/9 KPHS 2017 Mean Score: 2.6/9

87 FRQ #6 – Non-Calc.

88 FRQ #6A

89 FRQ #6B

90 FRQ #6C

91 FRQ #6D

92

93 Last Minute Tips Take a good look at the various formulas you will need; be sure you have them memorized correctly. Put fresh batteries in you calculator and be sure it is in radian mode. For stress relief, relax. Walk, run, play sports… Get to bed early and get a good night’s sleep. Have a good breakfast.

94 During the Exam Don’t panic. There is no extra credit for 100%. You may miss quite a few points and still get a 5; and quite a few more and get a 3. Concentrate on the things you know. If you don’t know a how to do a problem, go onto the next one. Keep your eye on the clock. Just before the multiple-choice sections are over, bubble in anything you left blank – there is no penalty for guessing. On the free-response section, do not do arithmetic or algebraic simplification – it is not required and simplifying a correct answer incorrectly will lose a point. And it wastes time. Don’t get bogged down in a problem – if you are not getting anywhere, stop and go to the next part or next question.

95 Finally… Those who sit for the exam have already won the real game being played. They are winners because they have met a larger challenge than any single examination could present. They have attained a solid academic background in basic skills, especially math and science, and prepared to move on and compete well against the challenges of both higher education and life. – Jaime Escalante


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