4. Which of the following is an effective optimization method?
a) Analysis of variance (ANOVA)
b) Generalized linear regression model (GLM)
c) Box-Jenkins Method (ARIMA)
d) Mixed integer programming (MIP)
5. A box and whisker plot for a dataset will MOST clearly show:
a) the difference between the second quartile and the median.
b) the 90% confidence interval around the mean.
c) where the [actual-predicted] error value is not zero.
d) if the data is skewed and, if so, in which direction.
6. [