Chinawa, a major processor of cheese sold throughout the United States, employs one hundred workers at its principal processing plant. The plant is located in Heartland Corners, which has a population that is 50 percent white and 25 percent African American, with the balance Hispanic American, Asian American, and others. Chinawa requires a high school diploma as a condition of employment for its cleaning crew. Three-fouths of the white population complete high school, compared with only one-fourth of those in the minority groups. Chinawa has an all-white cleaning crew. Has Chinawa violated Title VII of the Civil Rights Act of 1964? Explain.