Suppose That You Wish to Compare the Mean Starting Salaries

question 9

Multiple Choice

Suppose that you wish to compare the mean starting salaries of students from three different majors. The Bonferroni- corrected intervals for all three comparisons are shown in the table. Assume an overall confidence level of 95%, that is, an individual confidence level of 98.33%. Choose the statement that is true about the differences among the three means. If all of the statements are true, then choose (d) . Business - Education ($8,425, $16,825) Business - Computer Science (-$514, $4,682) Computer Science - Education ($8,324, $12,759)

• A)The interval comparing Business to Education does not capture 0; there is a significant difference in the mean starting salaries between Business majors and Education majors.
• B)The interval comparing Computer Science to Education does not capture 0; there is a significant difference between the starting salaries of Computer Science majors and Education majors.
• C)The interval comparing Business to Computer Science captures 0; there is no significant difference in mean starting salaries between Business majors and Computer Science majors.
• D)All statements are true.

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