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An undergraduate student performed a survey on the perceived physical and mental health of UBC students for her term project. She collected information by asking

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An undergraduate student performed a survey on the perceived physical and mental health of UBC students for her term project. She collected information by asking students whether they are satisfied with their physical and mental health status. 121 male and 148 female UBC students were randomly chosen to participate in the survey. After finishing the survey, she presented the following tables in her term project paper. For both sexes: Number of students Perceived physical health, satisfied 215 Perceived physical health, not satisfied 54 Perceived mental health, satisfied 242 Perceived mental health, not satisfied 27 For male students Number of students Perceived physical health, satisfied 104 Perceived physical health, not satisfied 17 Perceived mental health, satisfied 115 Perceived mental health, not satisfied 6 For female students: Number of students Perceived physical health, satisfied 111 Perceived physical health, not satisfied 37 Perceived mental health, satisfied 127 Perceived mental health, not satisfied 21 (a) To test independence of perceived physical health and sex, we want to use a chi-square model with 1 degree(s) of freedom (b) Compute the chi-square statistic used to test independence of perceived physical health and sex. Round your answer to 3 decimal places. For all intermediate steps, keep at least 6 decimal places. Answer. 0 0426 (c) Which of the following statements is correct based on the result of the Chi-square test? O A. At a 5% significance level, we do not reject the null hypothesis. There is little evidence that perceived physical health and sex are independent. Activa O B. At a 5% significance level, we reject the null hypothesis, There is strong evidence that perceived physical health and sex are independent C. At a 5% significance level, we reject the null hypothesis. There is strong evidence that perceived physical health and sex are associated Go to Se DD. At a 5% significance level, we do not reject the null hypothesis. There is little evidence that perceived physical health and sex are associated

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