PSY-520 Graduate Statistics
Topic 1 – Descriptive Statistics Project
Directions: Use the following information to complete the
questions below. While APA format is not required for the body of this
assignment, solid academic writing is expected, and documentation of sources
should be presented using APA formatting guidelines, which can be found in the
APA Style Guide, located in the Student Success Center.
A researcher was interested in the anxiety present in
students just prior to the midterm exam. The research used an anxiety self-quiz
to gage the student’s anxiety. The score for 30 students are given here.
69
99
91
66
70
98
70
53
40
58
61
66
94
77
70
56
88
85
86
40
84
86
54
48
86
43
78
53
79
89
1. Construct a
frequency table with class, frequency, relative percent, and cumulative percent
that has 6 classes to describe the distribution of the data in SPSS.
2. Use the
frequency table created in problem to construct a histogram in SPSS.
3. Use SPSS to
calculate the numerical descriptive statistics mean, median, standard
deviation, and variance of the anxiety scores.
