In an article for The Conversation, he examined all the latest research - and found penetration can last from 33 seconds to 44 minutes when an average is taken of all the times each couple has sex. The average time across different couples was 5.4 minutes.
The Basics of Human Communication. The transactional model is a more realistic representation of human communication. It recognizes that both people involved in the interaction are communicators, and instead of the process illustrated as linear, it becomes circular in its function. Thus the process is an exchange.
Shannon's(1948) model of the communication process (Figure 1) provides, in its breakdown of the flow of a message fromsource to destination, an excellent breakdown of the elements of the communication process that can be veryhelpful to students who are thinking about how they communicate with others.