"Quantitative Reasoning: Tools for Today's Informed Citizen" helps readers connect mathematics in the real world. Through a series of hands-on activities and explorations, the text empowers readers by teaching them to apply quantitative reasoning skills to make informed decisions in their daily lives. Technology is an essential component of the text, and it is integrated in Activities that use Microsoft Excel or, alternatively, the TI-83/84 Plus graphing calculator. The use of technology helps readers concentrate on ideas rather than computational details - allowing them to investigate significant and more realistic problems.