616 research outputs found

    The Influence of Regret Proneness, Evidence Strengthening, and Perceived Responsibility on Verdict Preference

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    In the present study, we investigated perceived responsibility, evidence strengthening, and defendant gender in the context of a criminal trial involving DNA. Evidence was introduced post-trial and varied as strengthening the defendantā€™s guilt v. innocence. We also examined perceptions of perceived responsibility for verdict in order to more closely evaluate the role of regret in decision-making. Results indicated that DNA evidence is perceived as reliable, regardless of whether it strengthened guilt or innocence. In addition, greater confidence in verdict was observed when evidence strengthened the guilt of a female defendant vs. a male defendant. Finally, jurors experiencing high levels of regret perceived DNA evidence more selectively compared to jurors with low levels of regret, supporting the importance of identifying individual difference factors prior to trial

    The Effects of Low Frequency Electrical Stimulation on Muscular Strength and Endurance in Individuals with Multiple Sclerosis

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    The purpose of this study was to investigate the results of a practical application of a low frequency electrical stimulation (LFES) program of 8 pps to individuals with multiple sclerosis. Previous research has shown that such a program induces a conversion of fast twitch muscle properties to those of slow twitch. Electrical stimulation was applied for 3 hours per day, 6 days a week, for 6 weeks, to the quadriceps femoris muscle of nine subjects with multiple sclerosis. Pre and post measurements of average peak torque, mean force, and fatigue slope were taken as indices of the muscle\u27s strength and endurance. Contralateral quadriceps muscles were used as control. A two-tailed analysis of variance with two within subject factors was used to analyze the data. Statistical significance (p \u3c .11) and mean force (p \u3c .10) was exhibited for the stimulated quadriceps muscle above that of the unstimulated control muscle. In view of the clinical nature of the research design, further investigation of these trends should be considered. Fatigability decreased in both the experimental and control legs suggesting a possible cross-training effect. Subjective responses were favorable and functional improvements were reported by all subjects. The study does establish LFES as a safe and comfortable option for inducing endurance exercise training on a muscle weakened due to MS. However, more research is needed to determine the extent of its usefulness and to ascertain the optimum protocol parameters

    Does Social Support Mediate the Relationship between Locus of Control and Activity Levels?

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    The aim of the present study is to examine the mediating effect of social support on the relationship between internal locus of control (LOC) and engagement in activity, treating general physical activity and deliberate exercise as specific and separate domains. Two models will be investigated: a domain-general model and an exercise-specific model, the former examining the mediating effect of general social support on the relationship between health locus of control and general physical activity and the latter examining the mediating effect of exercise-specific social support on the relationship between exercise LOC and deliberate exercise engagement. Survey responses from 279 college-aged students at a public Midwestern university suggest a mediating role of social support in both models. These findings replicate prior research within the exercise-specific model and indicate that social support is an important factor in deliberate exercise engagement. Within the domain-general model, however, the results suggest that social support may not be as beneficial for individuals with an internal health locus of control in increasing physical activity levels

    The designer of the 90's: A live demonstration

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    A survey of design tools to be used by the aircraft designer is given. Structural reliability, maintainability, cost and predictability, and acoustics expert systems are discussed, as well as scheduling, drawing, engineering systems, sizing functions, and standard parts and materials data bases

    Measurement of the threshold sensitivity of honeybees to weak, extremely low-frequency magnetic fields

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    Experiments reported previously demonstrate that free-flying honeybees are able to detect static intensity fluctuations as weak as 26 nT against the background, earth-strength magnetic field. We report here an extension of this work to weak, alternating fields at frequencies of 10 and 60 Hz. Our results indicate that the sensitivity of the honeybee magnetoreception system decreases rapidly with increasing frequency. At 60 Hz, alternating field strengths above 100 ĀµT are required to elicit discrimination. These results are consistent with biophysical predictions of a magnetite-based magnetoreceptor

    Statistical simulation procedures

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    Statistical simulation procedures utilizing Monte Carlo stratification techniqu

    Real STEM: Scientific Research for Rural Georgia High School Students

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    This is the story of creating a STEM research experience for students through a partnership between research institutes, university faculty, and high school teachers

    Interfacial interaction of water and silicate minerals

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    This program has relation to the categories of the nature of water and water cycle. In particular, the study deals with the basic interactions of water with the surface of minerals. The program has direct application to the areas groundwater and water in soils in the category of water cycle. We have investigated the problems of bonding and migration of water molecules upon sheet structures of mineral samples. The minerals used in the program have surface structures that are similar and in some cases identical to those found in clays. This study focused upon the molecular level rather than on the bulk property level of capillarity and hydraulics. The interlayer binding energy of selenite was measured. The measurements were made within a test chamber in which the temperature and atmospheric pressure of the sample could be controlled and monitored. There was found to be no significant difference in the IBE of selenite in air (716 ergs/cm^2) and in vacuum (704 ergs/cm^2). There was found to be a slight difference in the low temperature IBE (768 ergs/cm^2) and the high temperature IBE (720 ergs/cm^2); however, this was attributable to effects of cold on the mechanism. It was concluded that the IBE io independent of atmospheric and temperature effects within the range of temperature and pressure studied.Project # A-057-MO Agreement # 14-31-0001-382

    Real STEM: Scientific Research for Rural Georgia Students

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    This poster will tell the story of creating a STEM research experience for students through a partnership between research institutes, University Faculty and high school teachers. The poster will provide a visual showing how the grant work was structured, barriers to implementation and successes that spur us on to continue to bring STEM experiences to rural, southeast Georgia
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