True or false, Part I. Determine if the statements below are true or false. For each false statement, suggest an alternative wording to make it a true statement.
(a) The chi-square distribution, just like the normal distribution, has two parameters, mean and standard deviation.
(b) The chi-square distribution is always right skewed, regardless of the value of the degrees of freedom parameter.
(c) The chi-square statistic is always positive.
(d) As the degrees of freedom increases, the shape of the chi-square distribution becomes more skewed.