Create a PowerPoint, to be used for professional development, which creatively and accurately explains the dimensions of descriptive statistics. Your PowerPoint should have a minimum of 20 slides, including the introduction and reference slides. Along with the slides, include presenter notes within your PowerPoint that scripts your presentation with details. With your presentation, explain each of the following:

1. Reliability
2. Validity
3. Bell curve
4. Mean
5. Standard deviation
6. Standard scores
7. Scaled scores
8. T-Scores
9. Percentiles

Your presentation should also include visual depictions of sample statistics through graphs, tables, scatter plots, advanced organizers, etc. for each item listed above. Prepare this assignment according to the APA guidelines found in the APA Style Guide. An abstract is not required. This assignment uses a rubric. Please review the rubric prior to beginning the assignment to become familiar with the expectations for successful completion.