4. To determine whether two types of fruits are equally variable, 25 measurements of fruit #1 produced a standard deviation of 4.5 ounce and 21 measurements of fruit #2 yielded a standard deviation of 9.1 ounce. Test at the .05 level of significance. (Hint: test for equal variances.)5. Following data is obtained from rolling a die. Conduct a test to see if it is a fair die at the .05 level of significance.6. Suppose STAT2500 has 2 sections and the following table classifies the students according to their grade and sections.faces123456# of observations262018302823Sec 1Sec 2A 20 18B1214C75Test if the grade and section of a student are independent at the .05 level of significance.