Atracking signal a. is computed as the mean absolute deviation (mad) divided by the running sum of the forecast errors (rsfe). b. that is negative indicates that demand is greater than the forecast. c. cannot be used with exponential smoothing. d. is a measurement of how well a forecast is predicting actual values.

The most complicated four letter word

Write a function so that the main0 code below can be replaced by the simpler code that calls function mphandminutes tomiles0. original main0 int main) l double milesperhour-70.0; double minutestraveled = 100.0; double hourstraveled; double milestraveled; hourstraveled = minutestraveled / 60.0; milestraveled = hourstraveled * milesperhour; cout < "miles" 2 using namespace std; 4 /* your solution goes here/ 6 int maino 1 test passed 7 double milesperhour 70.0 all tests passed 8 double minutestraveled 100.0; 10 cout < < "miles: " < < mphandminutestomiles(milesper-hour, minutestraveled) < < endl; 12 return 0; 13

In 2009 to 2010, how many social network users were reported as being victims of online abuse? a. 1 in 10 b. 100% c.1 in 100 d. 50%