In full sentences, make your decision to reject or fail to reject the null hypothesis based on the p-value and the confidence interval.Ģ:A researcher has developed an intervention to improve the visual-motor coordination in children with autism. Explain what the numbers in the confidence interval represent (what do they estimate?). Report the results from your analysis in full sentences using APA format to report the test results ( t(degrees of freedom) =_, p = _) and the confidence interval (95%CI). In SPSS, perform the appropriate analysis on the difference between the initial and final Digit Span Backwards scores for the older adults with brain injuries. What are the mean and standard deviation for Digit Span scores at the initial and final administration of the task? State your answers in full sentences.į. State your null and alternative hypotheses in full sentences:Į. What kind of analysis should you perform to determine whether there are differences in the Digit Span Backwards scores at the beginning of rehabilitation and at the end of rehabilitation? In full sentencesdescribe the appropriate analysis to use and why it is appropriate.ĭ. Upload this data file (.sav) to Canvas when you submit your assignment.ī. Save this dataset file (.sav) to a file name of your choice. Remember to give your variables names and labels of your choice that SPSS can recognize. The data (participant ID, initial digit span score, and final digit span score) are stored in an Excel file called Digit Span Backward.xlsxĪ. A rehabilitation psychologist wants to know if the older adults had improvements in their Digit Span Backwards scores after treatment. The same fifteen older adults were re-administered the task on their last day of rehabilitation treatment. Fifteen older adults (aged 65+ years) with recent traumatic brain injuries were administered the Digit Span Backwards task when they entered a geriatric brain injury rehabilitation program. The Digit Span Backwards task requires individuals to repeat a sequence of numbers in backwards order. Upload SPSS dataset files (.sav), output files (.spv), along with this document (Microsoft Word, ending with.
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