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CJA/335

Research Statistics

3 credits

Total credits

5 weeks

Course length

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Take this course on its own, or as part of a degree or certificate program.

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Please Note: Attendance and participation are mandatory in all University courses, and specific requirements may differ by course. If attendance requirements are not met, a student may be removed from the course. Please review the Course Attendance Policy in the Catalog for more information.

University of Phoenix reserves the right to modify courses. While widely available, not all programs are available to residents of all states. Please check with a University Enrollment Representative.

Course level: Upper Division

Students learn to perform introductory statistical techniques common to the criminal justice system including descriptive and inferential statistics, correlation, and factor analysis and demonstrate knowledge of the application and limitations of specific statistical tests. Students also analyze and critique the use of statistics in research published by criminal justice researchers.

Please Note: Attendance and participation are mandatory in all University courses, and specific requirements may differ by course. If attendance requirements are not met, a student may be removed from the course. Please review the Course Attendance Policy in the Catalog for more information.

University of Phoenix reserves the right to modify courses. While widely available, not all programs are available to residents of all states. Please check with a University Enrollment Representative.

What you'll learn

Course skills and outcomes

  • Explain how statistics are used in criminal justice.
  • Define descriptive and inferential statistics.
  • Demonstrate an understanding of basic statistical terminology (qualitative, quantitative, variables, mean, median, mode, sample, population, etc.).
  • Differentiate the four levels of measurement.
  • Compute the mean, median, and mode.

  • Define descriptive statistical measures.
  • Calculate the variance and standard deviation of a population.
  • Compute the confidence interval around a population mean.
  • Calculate z scores for normally distributed data.
  • Develop a survey research design to minimize bias and collect valuable data for criminal justice research.

  • Distinguish among methods of establishing correlation between variables.
  • Interpret the statistical significance of r.
  • Define statistical inference.
  • Explain the logic of hypothesis testing and the role of the null hypothesis.

  • Describe the Z- and T-tests for comparing differences between means.
  • Describe how to use ANOVA to compare more than two conditions in research.
  • Explain the purpose of chi-square and when to apply it.
  • Explain how descriptive and inferential statistics support the criminal justice research process.
  • Differentiate between descriptive and inferential statistics and how they support the criminal justice research process.

  • Assess issues surrounding the collection, analysis, and utilization of statistical data.
  • Critique the use of statistics by criminal justice professionals.

Why UOPX

Why take courses at University of Phoenix

Accreditation that matters

We’ve been accredited by the Higher Learning Commission (hlcommission.org) for more than 40 years.

Real-world instructors

Learn from instructors who bring an average of 25 years of working experience to the classroom.

Affordable and potentially reimbursable

Our tuition and fees are competitive and fixed. Also, check to see if your employer will cover you for this course.

Next Steps

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Transfer Credits

Credit Transfer

Need to transfer credits to another college or university?

Before you enroll in a course, check with your school of choice to make sure they will accept our transfer credits and to understand any requirements or limitations. Then you can complete your course, and request your official transcript be sent to your school. That’s it!

How to request your transcripts

Transferability of credit is at the discretion of the receiving institution. It is the student’s responsibility to confirm whether or not credits earned at University of Phoenix will be accepted by another institution of the student’s choice. If you have a question contact us at (866) 354-1800.

The University of Phoenix reserves the right to modify courses. Although our continuing teacher education courses are accepted by some state agencies in the United States toward teacher certifications and endorsements, this may not be the case in all states or foreign jurisdictions. If you plan to use courses for certification or endorsement, please check with your own state agency and your school district for applicability. Continuing teacher education courses are not eligible to apply to degree programs at University of Phoenix. These courses are not eligible for federal financial aid. Transferability of credit is at the discretion of the receiving institution. It is the student’s responsibility to confirm whether or not credits earned at University of Phoenix will be accepted by another institution of the student’s choice. While widely available, not all programs are available to residents of all states. Please check with a University Enrollment Representative. If you have a question contact us at (866) 354-1800.