Please help me

backpain R HAD BACK PAIN IN THE PAST 12 MONTHS * sex RESPONDENTS SEX Crosstabulation Count sex RESPONDENTS SEX 1 MALE 2 FEMALE Total backpain R HAD BACK 1 YES 138 147 285 PAIN IN THE PAST 12 2 NO 470 490 960 MONTHS Total 608 637 1245 1. State the null hypothesis for this analysis. 2. What proportion of those with back pain were men? 3. What proportion of women did not have back pain? 4. What proportion of the sample were women who had back pain? 5. What is the chi square value? 6. What is the result of the hypotheses test