Statistics on quiz1

      Mean score 30.79     Standard Deviation 6.14


                                            Median 32.00
                                                    v
 3                                                  *  *  *    *
 2                                 *       *     *  *  *  *    *
 1 *  *          *              *  *    *  *  *  *  *  *  *  * *  *     *  *
----------------------------------------------------------------------------
  15      18      21      23      26      29      32      34      37      40




                             Statistics on quiz2

      Mean score 34.66     Standard Deviation 5.13

                                                       Median 36.00
                                                               v
 4                                                                   *
 3                                                     *       *     *  *  *
 2                                               *  *  *  *  * *  *  *  *  *
 1 *                               *          *  *  *  *  *  * *  *  *  *  *
----------------------------------------------------------------------------
  15      18      21      23      26      29      32      34      37      40


                             Statistics on quiz3

      Mean score 33.83     Standard Deviation 4.70

                                                       Median 35.00
                                                               v
 7                                                                   *
 6                                                                   *
 5                                                                *  *
 4                                                          *     *  *
 3                                                          *     *  *
 2                                              *        *  *  *  *  *
 1 *                                   *  *     *  *  *  *  *  *  *  *  *  *
----------------------------------------------------------------------------
  15      18      20      23      26      28      31      34      36      39



                            Statistics on midterm

      Mean score 64.38     Standard Deviation 15.80

                                       Median 65.00
                                               v
 3                                                       *
 2                                      *      *         *        *
 1 *            *      **     * *  *  * *** *  ** * *    **  * * ***       *
----------------------------------------------------------------------------
  24      31      39      46      54      61      69      76      84      91



                             Statistics on final

      Mean score 162.00     Standard Deviation 21.09
      29 students with a final


                                        Median 163.00
                                                v
 2                                 *      **                **
 1 *     *      *    *  **         *    * ** *  *    *   ** *** ** *     ***
----------------------------------------------------------------------------
 115     124     132     141     149     158     166     175     183     192



                            Statistics Overall 

      Mean score 81.39     Standard Deviation 8.89


                                              Median 83.03
                                                      v
 3                                                    *
 2                                                    *      *         *  *
 1   *             *         ** *     * *   ***  ***  *** * ** *    * **  *
----------------------------------------------------------------------------
  56      60      64      69      73      77      81      86      90      94