A researcher carried out a study to find out the association between HIV and cervical cancer.  The results are shown on the table            HIV Status   Cervical cancer Positive Negative Total Positive 24 10 ? Negative 24 35 ? Total 46 45 ?   Fill in the blanks                    Develop a null hypothesis and an alternative hypothesis for this study                                                                (8 marks) Use chi-square to test your hypothesis: use = 0.01                  Why was chi-square test used for the study?

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