Marginal probability is the probability of a single event occurrin

Marginal probability is the probability of an event occurring without considering the outcomes of other events. It is calculated by summing the probabilities of all outcomes where the event occurs, divided by the total number of outcomes.

Here are the steps to calculate marginal probability:

1. Identify the event you are interested in. This could be anything from a coin landing on heads to a customer purchasing a specific product.

2. Determine the total number of outcomes. This could be the total number of coin flips, the total number of customers, etc.

3. Determine the number of outcomes where the event occurs. This could be the number of times the coin lands on heads, the number of customers who purchase the specific product, etc.

4. Divide the number of outcomes where the event occurs by the total number of outcomes. This will give you the marginal probability of the event.

For example, if you flip a coin 100 times and it lands on heads 60 times, the marginal probability of the coin landing on heads is 60/100 = 0.6 or 60%.