ques5:

logistic regression model with one independent variable, if an X increases by 1 (holding the other variables constant), indicates the...

- log of the odds of a success

- increase in the avg value of X

- percentage change in the odds

- chance of a success

ques6:

___________________ regression tree allows the creation of confidence intervals without using a hold out sample.

- creating an F test on a

- bootstrapping a sample

- Finding the exact value of a population parameter(Hint: This is exactly the wrong answer)

- using regression on a

ques7:

If you know the values of a quantitative Y and five quantitative X's, then in an attempt to predict Y you can use ________ if you have a linear model and ___________ if you do not:

- Regression Trees, Logistic Regression

- Regression, Neural Networks

- Exponential Smoothing, Moving Averages

- Classification Trees, Regression Trees

ques8:

if you have a simple linear regression equation but the slope has the wrong sign, what could cause this?

- Multicollinearity

- A logarithmic Effect

- Influential Points

- Positively Correlated Residuals

ques9:

There are three problems mentioned in the notes about using regression in time series analysis. One of the three can be remedied if you ____________

- Estimate and use the multicollinearity

- Use a test of the wind direction

- Transform the dependent variable

- Use the test of equal means