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Regression Analysis: Loyola Rambler's Fingerprints

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We collected fingerprints from a tile found at the crime scene. We found two fingerprints and compared them to the fingerprints in the suspect database. Both fingerprints had an arch ridge pattern. Using this information, we can immediately exclude the Maine South Redhawk, the New Trier Trevian, and the Waukegan Bulldog. None of these suspects had any fingers with arch ridge pattern. The Niles North Viking and the Glenbrook North Spartan each have a single finger with the arch ridge pattern. We found that neither print matched the prints found at the crime scene. In analyzing the Loyola Rambler’s fingerprints, we found two matches. The right index finger and the right middle finger matched the fingerprints found at the scene. Many minutiae matched. For example, the right middle finger had multiple bridge minutiae in unique places. These bridges were identified in similar places on one print found at the scene. The right index finger also had bifurcations in unique placements. These matched one of the prints found at the scene. Based on this analysis, the suspect who most likely committed the crime was the Loyola Rambler. …show more content…

We compared these measurements with the information we obtained in our blood spatter lab. The size of these drops was similar in size to the drops that dropped from about six feet. This means that the drop came from a person who was nearly six feet tall. The Loyola Rambler is six feet. However, he had a cut on his chin. This means that if the blood did come from him, it would fall from a height a few inches less than he is. That would put the drop height at a little less than six feet, which is consistent with the spatter

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