Please answer the following questions

1. The Shweet Car Company is planning its next advertising campaign. They wonder whether the type of vehicle and the color of vehicle are related. A random sample of 275 people from the company's mailing list was asked about the type (car or truck) and the color of vehicle he or she drove. The data are shown in the table below. Vehicle Color \"-9-- Type ----lil Which of the following procedures would be most appropriate to use for investigating whether there is a relationship between vehicle type and color? a. A two-sample t-test b. A two-sample z-test c A matched pairs t-test d. A chi-square goodness-of-fit test e. A chi-square test of independence 2. A cereal company claims that 10 percent of its marshmallows are horseshoes. A random sample of 200 of these marshmallows is taken, and 16 are found to be horseshoes. Which of the following tests would be most appropriate for establishing whether the candy company needs to change its claim? Matched pairs t-test One-sample proportion z-test a. b. c. Two-sample t-test d. Two-sample proportion z-test e. Chi-square test of association 3. A school is interested in comparing enrollment in several different elective categories (such as musical theater and computer programming) with nationally published proportions of enrollment in the same types of courses. Each elective choice in a random sample of 500 students from the school was classified into one of 10 different elective categories. Which of the following tests could be used to determine whether the proportions of students classified into the 10 elective categories for the school differ from national proportions? a. A two-sample t-test for a difference of means b. A matched-pairs t-test for means c A chi-square test of association d. A chi-square goodness-of-fit test e A t-test for a correlation of