The Advertising Manager for Roadside Restaurants, Inc

The advertising manager for Roadside Restaurants, Inc., needs to decide whether to spend this month's budget for advertising on print media, television, or a mixture of the two. She estimates that the cost per thousand "hits" (readers or viewers) will vary depending upon the success of the new cable television network she plans to use, as follows:

For what range of probability that the new cable network will be successful will she select the mixed media strategy?

A) 0-0.4
B) 0-0.55
C) 0.4-0.7
D) 0.55-1
E) 0.7-1