Earn these career-relevant skills in weeks, not years.
- 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.