Some like to speculate just to see how close they got to reality after the facts are presented. imho
When you guess about how something is going to come out (or how it happened), that's speculation. You're making an educated guess.
www.vocabulary.com
“When you guess about how something is going to come out (or how it happened), that's speculation. You're making an educated guess.”
“When people predict who will win a football game, an Oscar, or an election, it's speculation: people are looking at the facts and making their best guess. Just about anything you say about the future is speculation, because no one knows what will happen. The word is used in the stock market for such financial dealings as "buying on spec," a risky way to make money. Sometimes, this word means something close to meditation — pondering something deeply.”
Speculation
1. noun ~ “continuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse nature”
synonyms: meditation
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2. noun ~ “a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence)”
“speculations about the outcome of the election”
synonyms: conjecture
3. noun ~ “a message expressing an opinion based on incomplete evidence”