Yes, Bob is right. Because the probability is not a property of the coin. It’s ‘about’ the coin in a sense, but it also depends on Bob’s knowledge, including knowledge about location in time (Dave) or possible worlds (Carol).
Yes, Bob is right. Because the probability is not a property of the coin. It’s ‘about’ the coin in a sense, but it also depends on Bob’s knowledge, including knowledge about location in time (Dave) or possible worlds (Carol).