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Topic 3 project

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.
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