Which of the following is not a characteristic of the chi-square distribution? Select all correct answers. Select all that apply: The total area under the2-curve is equal to 1. The chi-square curve is...

Extracted text: Which of the following is not a characteristic of the chi-square distribution? Select all correct answers. Select all that apply: The total area under the2-curve is equal to 1. The chi-square curve is symmetrical. The chi-square curve is nonsymmetrical. As the degrees of freedom increases, the chi-square curves look more and more like a normal curve.