# Exam Statistics

**2016 Statistics**

565 candidates took the Certified Pilates Examination in English, Portuguese and Spanish. Approximately 84% of the candidates achieved a passing score. In English, examination scores ranged from 54 to 119 with a mean score of 105.73 and standard deviation of 8.85. The reliability estimate (K-R20) is 0.85. In Spanish, examination scores ranged from 81 to 114 with a mean score of 101.75 and standard deviation of 8.56. The reliability estimate (K-R20) is 0.83. In Portuguese, examination scores ranged from 88 to 118 with a mean score of 103.44 and a standard deviation of 8.12. The reliability estimate (K-R20) is 0.84. For the current exam, candidates need to get 94 questions correct in order to be approved.

**2015 Statistics**

626 candidates took the Certified Pilates Examination in English, Portuguese and Spanish. Approximately 85% of the candidates achieved a passing score. In English, examination scores ranged from 66 to 121 with a mean score of 105.63 and standard deviation of 8.71. The reliability estimate (K-R20) 0.84. In Spanish, examination scores ranged from 48 to 117 with a mean score of 90.01 and standard deviation of 12.71. The reliability estimate (K-R20) 0.87. In Portuguese, examination scores ranged from 81 to 117 with a mean score of 103.41 and standard deviation of 8.33. The reliability estimate (K-R20) 0.82. For the current exam, candidates need to get 94 valid questions correct in order to be approved.

**2014 Statistics**

668 candidates took the Certified Pilates Examination in English, Portuguese and Spanish. Approximately 81.09% of the candidates achieved a passing score. In English, examination scores ranged from 51 to 135 with a mean score of 108.11 and standard deviation of 9.85. The reliability estimate (K-R20) 0.85. In Spanish, examination scores ranged from 67 to 132 with a mean score of 101.06 and standard deviation of 14.47. The reliability estimate (K-R20) 0.91. In Portuguese, examination scores ranged from 82 to 109 with a mean score of 99.19 and standard deviation of 8.52. The reliability estimate (K-R20) 0.80.The reliability estimates (K-R20) sited above are within the generally accepted threshold for certification examinations of 0.80. For the current exam, candidates need to get 94 valid questions correct in order to be approved.

**2013 Statistics**

784 candidates took the Certified Pilates Examination in English and Spanish. Approximately 93.48% of the candidates achieved a passing score.Candidates were required to answer 90 or more items correctly. In English, examination scores ranged from 72 to 139 with a mean score of 116.87 and standard deviation of 11.19. The reliability estimate (K-R20) 0.85 In Spanish, Examination scores ranged from 58 to 136 with a mean score of 108.93 and standard deviation of 14.95. The reliability estimate (K-R20) 0.90.The reliability estimate (K-R20) of 0.82 and 0.90 are above the generally accepted threshold for certification examinations of 0.80.

**2012 Exam statistics:**

502 candidates took the Certified Pilates Examination in both English and Spanish. Approximately 93.5% of the candidates achieved a passing score on the 150 items

Candidates were required to answer 90 or more items correctly. In English, examination scores ranged from 80 to 136 with a mean score of 118.67 and standard deviation of 9.81.The reliability estimate (K-R20) 0.82 In Spanish, Examination scores ranged from 47 to 137 with a mean score of 108.88 and standard deviation of 15.46. The reliability estimate (K-R20) 0.91

The reliability estimate (K-R20) of 0.82 and 0.91 are above the generally accepted threshold for certification examinations of 0.80.

**2011 Exam statistics:**

435 candidates took the Certified Pilates Examination in both English and Spanish. Approximately 93.5% of the candidates achieved a passing score on the 150 items Candidates were required to answer 90 or more items correctly. In English, examination scores ranged from 68 to 135 with a mean score of 117.62 and standard deviation of 11.51. ?In Spanish, Examination scores ranged from 52 to 134 with a mean score of 109.28 and standard deviation of 13.56. The reliability estimate (K-R20) of 0.87 is above the generally accepted threshold for certification examinations of 0.80.

**2010 Exam statistics:**

386 candidates took the Certified Pilates Instructor Examination in both English and Spanish. Approximately 96% of the candidates achieved a passing score on the 150 items used to determine the candidates' total examination score. In English, candidates were required to answer 90 or more items correctly. Examination scores ranged from 81 to 137 with a mean score of 118.16 In Spanish, candidates were required to answer 90 or more items correctly. Examination scores ranged from 68 to 135 with a mean score of 111.44