In the calls, does she specify when she is coming over? I.e. does she say she'll be coming over on Thursday, Friday, just sometime in the near future, or she leaves it for you to infer?
The information I gave is the information you have. Don't make me make the problem more complicated.
ETA: Let me expand on this before people start getting on my case.
Rationality is about coming to the best conclusion you can given the information you have. If the information available to you is limited, you just have to deal with it.
Besides, sometimes, having less information makes the problem easier. Suppose I give you the following physics problem:
I throw a ball from a height of 4 feet; its maximum height is 10 feet. How long does it take from the time I...
We've had these for a year, I'm sure we all know what to do by now.
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