EDD 581 Statistical Analysis

1. Antenille’s Statistical Analysis
Antenille M. Santos
EDD 581
January 19, 2014
Dr. Ronald Malcolm

2. Task

3. Gender
Male (10)
Female (10)
Class Make Up (Gender)

4. Math
•Mean: 82.7%
•Median: 86.5%
•Mode: 96%
Reading
•Mean: 82%
•Median: 87%
•Modes: 78%, 95%, 98%, and 100%
Writing
•Mean: 83.75%
•Median: 86.5%
•Mode: 100%
Homework Mean, Median, Mode
(Math, Reading, Writing)
 Determine if there is or is not a normal distribution for the Math, Reading,
and Writing report card grades.
 After analyzing and plotting the data from the report cards, the results show
that none of the subject areas have a normal distribution in report card
grades.

5. 0
10
20
30
40
50
60
70
80
90
100
0 5 10 15 20
ReadingScore(%)
Students
Student Reading Grade Score
Student
Reading
Grade
Score
Reading Scores

6.  The purpose of this descriptive statistics allows one
to see factors that affect a student’s grades :
 Attendance
 The more the student is absent, the lower his/her grades
become
 There are 2 boys and 2 girls with attendance problems
 Behavior/Discipline problems
 Students with discipline problems do not have exemplary
grades
Purpose of Descriptive Statistics

7.  In general, the students who have excessive absences
have lower grades in Math class.
Relationship Between Math Scores
and Absences