Sportsbooks set the moneyline odds for a sporting event through a combination of statistical analysis, market research, and expert assessment of the teams or competitors involved. They begin by evaluating factors such as team performance, player injuries, historical matchups, and venue conditions to determine a baseline likelihood of each outcome. Using this data, sportsbooks will create initial odds. They then adjust these odds in response to betting patterns and the flow of money on each side, ensuring balanced action to minimize risk. This dynamic process takes into account public sentiment and betting trends, allowing sportsbooks to attract wagers on both sides of an event while protecting their overall financial exposure.