Researchers Estimate That the Most Extensive Search Engines Cover Less

question 31

True/False

Researchers estimate that the most extensive search engines cover less than 20% of the Web.

---

Definitions:

MLU

Mean Length of Utterance, a measure in linguistics used to quantify the complexity of children's language development by calculating the average number of morphemes per sentence.

Telegraphic Speech

A stage in language development where a child speaks in short, simple constructions, omitting unnecessary words but conveying the message, similar to a telegram.

Shaping

In learning theory, the gradual building of complex behavior patterns through reinforcement of successive approximations of the target behavior.

Expressive Vocabulary

The set of words a person can actively use in speech or writing.