This article by Meghan M. McConnell and David I. Shore is mainly about research performed to study and examined the effects of music-induced mood changes on focus to different components of visual attention. Twenty-four undergraduate students from McMaster University participated in the research which they being separated by four groups and being exposed by different tempo of music before being tested by same test. The result was measured using the system to shows brain activity and standardized test score shows that music gives more pleasant mood and focus for music written in a high tempo compared to music written in a low tempo. This result is contrary with their prediction as their though that low tempo can help participant to feel calm
