Read the paper "Management guidelines for women with normal colscopy after low grade cervical abnormalities: population study", by Teale et al (2000), BMJ, vol 320, pp 1693-1696. http://www.bmj.com/content/320/7251/1693.short

The first part of Table 1 (by Teale et al) summarises sample frequencies according to disease outcome and smoking status.Apply the chi-square test of association to this data and give a summary of your findings. [Clearly state the research hypotheses, statistical hypotheses, give calculations or supporting computer output, a statistical conclusion and any research conclusion with limitations.]