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AP statistics formula equations formula cards, z-table standards normal probability and t-distribution critical values.
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Packet Contents: Formula Card z # Table Standard Normal Probabilities t # Distribution Critical Values Chi#square Table
I. Descriptive Statistics II. Probability ! x = " xi n ! P ( A # B ) = P ( A ) + P ( B ) $ P ( A % B ) ! P ( A | B ) = P ( A % B ) P ( B ) ! sx = 1 n $ 1 "( xi $^ x^ )^2 ! E ( X ) = μ x = (^) " xi pi ! Var ( X ) = & (^) x^2 = (^) "( xi $ μ x )^2 pi ! sp = ( n 1 $ 1 ) s 12 + ( n 2 $ 1 ) s 22 ( n 1 $ 1 ) + ( n 2 $ 1 ) If X has a binomial distribution with parameters n and p , then: ! y^ ˆ = b 0 + b 1 x ! P ( X = k ) = n k ' ( )
, p k ( 1 $ p ) n $ k ! μ x = np ! b 1 = "( xi $^ x^ )( yi $^ y^ ) "^ ( xi $^ x^ )^2 ! & x = np ( 1 $ p ) ! μ (^) p ˆ = p ! b 0 = y $ b 1 x ! & (^) p ˆ = p ( 1 $ p ) n ! r = 1 n $ 1 xi $ x sx ' ( )
" , yi $ y sy ' ( ))
,, ! b 1 = r sy sx ! sb 1 = " ( yi $^ y ˆ^ i )^2 n $ 2 "^ ( xi $^ x^ )^2 AP Statistics Formula Card mean ! μ and standard deviation ! & , then: If ! x is the mean of a random sample ! μ x = μ & x = & n of size n from an infinite population with
Probability z
- z Table A Standard normal probabilities
12 Probability z
2004 AP
STATISTICS FREE-RESPONSE QUESTIONS
Table C χ 2 critical values Tail probability p df. 25. 20. 15. 10. 05. 025. 02. 01. 005. 0025. 001. 0005 1 1. 32 1. 64 2. 07 2. 71 3. 84 5. 02 5. 41 6. 63 7. 88 9. 14 10. 83 12. 12 2 2. 77 3. 22 3. 79 4. 61 5. 99 7. 38 7. 82 9. 21 10. 60 11. 98 13. 82 15. 20 3 4. 11 4. 64 5. 32 6. 25 7. 81 9. 35 9. 84 11. 34 12. 84 14. 32 16. 27 17. 73 4 5. 39 5. 99 6. 74 7. 78 9. 49 11. 14 11. 67 13. 28 14. 86 16. 42 18. 47 20. 00 5 6. 63 7. 29 8. 12 9. 24 11. 07 12. 83 13. 39 15. 09 16. 75 18. 39 20. 51 22. 11 6 7. 84 8. 56 9. 45 10. 64 12. 59 14. 45 15. 03 16. 81 18. 55 20. 25 22. 46 24. 10 7 9. 04 9. 80 10. 75 12. 02 14. 07 16. 01 16. 62 18. 48 20. 28 22. 04 24. 32 26. 02 8 10. 22 11. 03 12. 03 13. 36 15. 51 17. 53 18. 17 20. 09 21. 95 23. 77 26. 12 27. 87 9 11. 39 12. 24 13. 29 14. 68 16. 92 19. 02 19. 68 21. 67 23. 59 25. 46 27. 88 29. 67 10 12. 55 13. 44 14. 53 15. 99 18. 31 20. 48 21. 16 23. 21 25. 19 27. 11 29. 59 31. 42 11 13. 70 14. 63 15. 77 17. 28 19. 68 21. 92 22. 62 24. 72 26. 76 28. 73 31. 26 33. 14 12 14. 85 15. 81 16. 99 18. 55 21. 03 23. 34 24. 05 26. 22 28. 30 30. 32 32. 91 34. 82 13 15. 98 16. 98 18. 20 19. 81 22. 36 24. 74 25. 47 27. 69 29. 82 31. 88 34. 53 36. 48 14 17. 12 18. 15 19. 41 21. 06 23. 68 26. 12 26. 87 29. 14 31. 32 33. 43 36. 12 38. 11 15 18. 25 19. 31 20. 60 22. 31 25. 00 27. 49 28. 26 30. 58 32. 80 34. 95 37. 70 39. 72 16 19. 37 20. 47 21. 79 23. 54 26. 30 28. 85 29. 63 32. 00 34. 27 36. 46 39. 25 41. 31 17 20. 49 21. 61 22. 98 24. 77 27. 59 30. 19 31. 00 33. 41 35. 72 37. 95 40. 79 42. 88 18 21. 60 22. 76 24. 16 25. 99 28. 87 31. 53 32. 35 34. 81 37. 16 39. 42 42. 31 44. 43 19 22. 72 23. 90 25. 33 27. 20 30. 14 32. 85 33. 69 36. 19 38. 58 40. 88 43. 82 45. 97 20 23. 83 25. 04 26. 50 28. 41 31. 41 34. 17 35. 02 37. 57 40. 00 42. 34 45. 31 47. 50 21 24. 93 26. 17 27. 66 29. 62 32. 67 35. 48 36. 34 38. 93 41. 40 43. 78 46. 80 49. 01 22 26. 04 27. 30 28. 82 30. 81 33. 92 36. 78 37. 66 40. 29 42. 80 45. 20 48. 27 50. 51 23 27. 14 28. 43 29. 98 32. 01 35. 17 38. 08 38. 97 41. 64 44. 18 46. 62 49. 73 52. 00 24 28. 24 29. 55 31. 13 33. 20 36. 42 39. 36 40. 27 42. 98 45. 56 48. 03 51. 18 53. 48 25 29. 34 30. 68 32. 28 34. 38 37. 65 40. 65 41. 57 44. 31 46. 93 49. 44 52. 62 54. 95 26 30. 43 31. 79 33. 43 35. 56 38. 89 41. 92 42. 86 45. 64 48. 29 50. 83 54. 05 56. 41 27 31. 53 32. 91 34. 57 36. 74 40. 11 43. 19 44. 14 46. 96 49. 64 52. 22 55. 48 57. 86 28 32. 62 34. 03 35. 71 37. 92 41. 34 44. 46 45. 42 48. 28 50. 99 53. 59 56. 89 59. 30 29 33. 71 35. 14 36. 85 39. 09 42. 56 45. 72 46. 69 49. 59 52. 34 54. 97 58. 30 60. 73 30 34. 80 36. 25 37. 99 40. 26 43. 77 46. 98 47. 96 50. 89 53. 67 56. 33 59. 70 62. 16 40 45. 62 47. 27 49. 24 51. 81 55. 76 59. 34 60. 44 63. 69 66. 77 69. 70 73. 40 76. 09 50 56. 33 58. 16 60. 35 63. 17 67. 50 71. 42 72. 61 76. 15 79. 49 82. 66 86. 66 89. 56 60 66. 98 68. 97 71. 34 74. 40 79. 08 83. 30 84. 58 88. 38 91. 95 95. 34 99. 61 102. 7 80 88. 13 90. 41 93. 11 96. 58 101. 9 106. 6 108. 1 112. 3 116. 3 120. 1 124. 8 128. 3 100 109. 1 111. 7 114. 7 118. 5 124. 3 129. 6 131. 1 135. 8 140. 2 144. 3 149. 4 153. 2 Table entry for p is the point ( χ 2 )with probability p lying above it.