Answer Happy

Chi-square (20 points) Assume an industrial psychologist has polled a group of men and women on which characteristic of an of men and women preferring each of these response categories is given below. PREFERENCE Appearance Performance Economy Men 70 60 120 Women 145 75 80 Use the chi-square test for independence to test the null hypothesis that preference is unrelated to gender. (Use the blanks to insert the expected values, and put the row and column totals to the side and at the bottom.) He: Gender and preference are independent in the population He: Gender and preference are related in the population. (6) Diagram the regions of acceptance and rejection for the test (use alpha-01). Label the horizontal axis using the critical value of chi-square from your table What are the degrees of freedom? (b) Calculate the value of the chi-square fest statistic (e) Based on your findings, do you reject or accept the mall hypothesis. What is your conclusion about the relationship between gender and which characteristic of an automobile is deemed most important? Be very specific