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A random sample of 450 people were surveyed about their own cars and the attained data from the survey is summarized in the following table: Gender Sedan Truck SUV Hatchback MPV Crossover Total Male 75 15 35 17 30 28 200 Female 110 5 40 45 30 20 250 Total 185 20 75 62 60 48 450 a) Compute the expected frequencies for each variable w.r.t. each gender (5 points). b) Compute the Chi-Square (x2) index (5 points). c) Compute the degree-of-freedom (df) and p-value (5 points)