Sentence examples for Two observations from inspiring English sources

"two observations" is a grammatically correct phrase and can be used in written English.
It is typically used at the beginning of a sentence to introduce two specific points or facts that will be discussed in the following sentence. For example: Two observations can be made from this data. First, the majority of participants reported feeling stressed at work. Second, the most common cause of stress was heavy workload. In this example, "two observations" is used to introduce the two main points that will be discussed in the rest of the sentence.