The probability of getting an order from Restaurant A or an order that is accurate is 
  
0.906.
​(Round to three decimal places as​ needed.)
Part 2
Are the events of selecting an order from Restaurant A and selecting an accurate order disjoint​ events?
The events 
▼ 
are not
are
 disjoint because it 
▼ 
is not
is
 possible to

To answer this problem, we need to determine whether the events "getting an order from Restaurant A" and "getting an accurate order" are disjoint events.

### Disjoint Events:
Two events are said to be disjoint (or mutually exclusive) if they cannot happen at the same time. In other words, if one event occurs, the other cannot.

### Analysis:
The problem asks us to consider whether the events of selecting an order from Restaurant A and selecting an accurate order are disjoint. 

- **Disjoint**: If these events were disjoint, it would mean that it’s impossible to get an accurate order from Restaurant A. 
- **Not Disjoint**: If these events are not disjoint, it means that it is possible to get an accurate order from Restaurant A.

### Conclusion:
The events are **not disjoint** because it **is possible** to get an accurate order from Restaurant A.

This is supported by the fact that if the events were disjoint, the probability of getting an order from Restaurant A and getting an accurate order would be zero, which contradicts the given probability of 0.906.

Would you like more details or have any other questions? Here are five related questions you might find interesting:

1. What is the formula to calculate the probability of the union of two events?
2. How can we determine if two events are independent?
3. What is the probability of getting an accurate order if it's known to be from Restaurant A?
4. How do conditional probabilities affect the analysis of disjoint events?
5. How would the probability change if the events were independent instead of disjoint?

**Tip:** When determining if two events are disjoint, always check if the occurrence of one event completely rules out the possibility of the other event happening.

The probability of getting an order from Restaurant A or an order that is accurate is 0.906. Are the events of selecting an order from Restaurant A and selecting an accurate order disjoint events?

Explore how to determine if two events, such as selecting an order from Restaurant A and getting an accurate order, are disjoint. Understand the probability calculation with P(A or B) = 0.906, and learn why these events are not mutually exclusive. Suitable for students in Grades 10-12.

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