Which statement is correct and which is false?

i. A subjective probability can be assigned to an event by an individual based on the individual's knowledge about the event.

ii. The probability that you would assign to the likelihood that the Hamilton Tiger Cats will be in the Grey Cup this season must be between 0 and 10.

iii. A probability is a number from -1 to +1 inclusive that measures one's belief that an event resulting from an experiment will occur.