Question

جامعة جازان Instagram Post Vect... الخرائط Google - الأخبار YouTube n 19 17 رحلة بكل الامطة 15 15 14 81 8 7 | 5 3 3 | 3 21 =0 الميزال 30 :Which of the following statement is true Standard Normal distribution is based on number of degrees of freedom 0 A chi-square variable can be negative 0 Chi Square distribution is skewed left 0 Chi square distribution is skewed right السؤال 31 انقر فوقف "حفظ وارسال الحمد والی رسان، وانقر فوق "حفظ كل الإجابات الرحمن كل الحشا ماتم ا اللحم

Please ... choose the answer

Answer 1

The chi-square distribution curve is skewed to the right, and its shape depends on the degrees of freedom df. For df > 90, the curve approximates the normal distribution. Test statistics based on the chi-square distribution are always greater than or equal to zero.