Table 34.1 Columnar statistical comparison and scatterplot

--------------------------------------------------------------------------------------

|        Entry numbers        |Differenc|        Measure         | Comparison        |

|1                          18|-13    -8|-7                     7| NUM TAP           |

|-----------------------------+---------+------------------------+-------------------|

|*                            |         | *          .           |  1  1-4           |

|  *                          |       * | *          .           |  2  2-3           |

|   *                         |      *  | *          .           |  3  1-2-4         |

|     *                       |        *|    *       .           |  4  1-3-4         |

|       *                     |       * |     *      .           |  5  2-1-4         |

|        *                    |      *  |      *     .           |  6  3-4-1         |

|          *                  |    *    |     *      .           |  7  1-4-3-2       |

|            *                |    *    |        *   .           |  8  1-4-2-3       |

|             *               | *       |      *     .           |  9  1-3-2-4       |

|               *             |  *      |         *  .           | 10  2-4-3-1       |

|                 *           |     *   |            .*          | 11  1-3-1-2-4     |

|                  *          |     *   |            .  *        | 12  1-3-2-4-3     |

|                    *        |   *     |            .  *        | 13  1-4-3-2-4     |

|                      *      |    *    |            .    *      | 14  1-4-2-3-4-1   |

|                       *     |     *   |            .       *   | 15  1-3-2-4-1-3   |

|                         *   |   *     |            .       *   | 16  1-4-2-3-1-4   |

|                           * | *       |            .       *   | 17  1-4-3-1-2-4   |

|                            *|  *      |            .         * | 18  4-1-3-4-2-1-4 |

--------------------------------------------------------------------------------------

 

For details, please see Scatterplot: Compare Statistics

 

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Rasch Publications
Rasch Measurement Transactions (free, online) Rasch Measurement research papers (free, online) Probabilistic Models for Some Intelligence and Attainment Tests, Georg Rasch Applying the Rasch Model 3rd. Ed., Bond & Fox Best Test Design, Wright & Stone
Rating Scale Analysis, Wright & Masters Introduction to Rasch Measurement, E. Smith & R. Smith Introduction to Many-Facet Rasch Measurement, Thomas Eckes Invariant Measurement: Using Rasch Models in the Social, Behavioral, and Health Sciences, George Engelhard, Jr. Statistical Analyses for Language Testers, Rita Green
Rasch Models: Foundations, Recent Developments, and Applications, Fischer & Molenaar Journal of Applied Measurement Rasch models for measurement, David Andrich Constructing Measures, Mark Wilson Rasch Analysis in the Human Sciences, Boone, Stave, Yale
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