The human resources department is attempting to determine if employees' undergraduate majors influence their performance. The majors considered are business, economics, mathematics, and all others. Personnel ratings are grouped as excellent, strong, and average. The classifications are based on employees with two to four years of experience, as follows:

Do these data indicate that there is a difference in ratings based on undergraduate major?

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Business majorexcellent, 2; strong, 18; average, 10 Economics major excellent, strong, 15; average, 5 Mathematics major excellent, 10 strong,5; veage, 5 average, b Other major excellent, 5; strong, 15 average, 13