4. Consider the following time series data: Month 1 2 3 4 5 6 7 Value 24 13 20 12 19 23 15 1. Compute MSE using the most recent value as the forecast for the next period. What is the forecast for Month 8? 2. Compute MSE using the average of all the data available as the forecast for the next period. What is the forecast for Month 8? 3. Which method appears to provide the better forecast?

Find the value of x for which line a is parallel to line b

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd