Which of the following statementsdoes notrepresent a model assumption of linear regression?

• The variance of the error terms is constant at each value of x
• The standard deviation of the independent variable is normally distributed
• The random error terms are independent
• The residuals are normally distributed
• The mean of the random error terms is zero

An odds ratio of 1 for the odds of loan default for individuals versus corporations would indicate that there is a statistical association between defaulting on a loan and whether the loan was taken out by an individual or a corporation

• True or False

If the coefficient of a quantitative predictor variable in a logistic regression model is negative, then the probability of the response (y=1) will decrease as the value of that predictor variable increases, provided the values of other predictors are held constant.

• True or False

The independent variables in a linear regression model can be either quantitative, categorical, or a mixture of both.

• True or False