It is confidence that the answer is true. 100% being fully sure the answer is true. 0% being fully sure the answer is false. 50% should be used for both true and false have the same probability.
It is important to be careful with how you try to use Glacier. I have been looking its pricing; It costs $0.01 per GB per month only if you want to upload your data.
Downloads add significant cost if you want to retrieve more than 0.17% of your data in a day.
Downloading 5% of your data increases your monthly rate to $0.097 per GB.
10% increases to $0.187 per GB
50% increases to $0.907 per GB
100% increases to $1.807 per GB
Downloads are also delayed by 4 hours after you make a request.
Looks like he won the seat in a gerrymandered district. This manipulation of district boundaries takes advantage of people who vote along party lines regardless of an individual candidate's qualifications.