TDC 375-701
Autumn 2009
Quiz 6 Class Results

There were 5 questions each worth equal value.  Assuming each question
was worth 20 points, statistics are as follows:

  Mean Average: 44.7
        Median: 60
          Mode: 60
       Std Dev: 32.0
       Minimum: 0
       Maximum: 80
         Count: 17

The following is a plot of the distribution of grades for 17 students.

  100 ++--------------------------------------------------------------------+
      |                                                                     |
      |                                                                     |
      |                                                                     |
   80 ++                                                  *  *   *   *      |
      |                                                   *  *   *   *      |
      |                                                   *  *   *   *      |
      |                                                   *  *   *   *      |
   60 ++                           *   *   *   *  *   *   *  *   *   *      |
      |                            *   *   *   *  *   *   *  *   *   *      |
      |                            *   *   *   *  *   *   *  *   *   *      |
      |                            *   *   *   *  *   *   *  *   *   *      |
   40 ++                    *   *  *   *   *   *  *   *   *  *   *   *      |
      |                     *   *  *   *   *   *  *   *   *  *   *   *      |
      |                     *   *  *   *   *   *  *   *   *  *   *   *      |
      |                     *   *  *   *   *   *  *   *   *  *   *   *      |
   20 ++                    *   *  *   *   *   *  *   *   *  *   *   *      |
      |                     *   *  *   *   *   *  *   *   *  *   *   *      |
      |                     *   *  *   *   *   *  *   *   *  *   *   *      |
      |   +      +      +   *   *  *   *   *   *  *   *   *  *   *   *      +
    0 ++--*--*---*---*--*---*---*--*---*---*---*--*---*---*--*---*---*------+
          0      2      4       6      8       10     12     14      16     18

Students answering

   0 out of 5 correctly: 5
   1 out of 5 correctly: 0
   2 out of 5 correctly: 2
   3 out of 5 correctly: 6
   4 out of 5 correctly: 4
   5 out of 5 correctly: 0

By question:

  Question 1:  3 out of 17 answered correctly
  Question 2:  9 out of 17 answered correctly
  Question 3:  6 out of 17 answered correctly
  Question 4: 10 out of 17 answered correctly
  Question 5: 10 out of 17 answered correctly

$Id: grades-quiz6.txt,v 1.1 2009/11/07 15:55:49 jtk Exp $