What is a common misconception about using filler words in communication?

• They are only used by young people.

• They are used more by men than women.

• They make speakers appear more confident.

• They are always detrimental to communication.

How do 'um' and 'uh' function in conversations according to the research?

• They are used to emphasize a point.

• They are used to end a conversation.

• They indicate a speaker is lying.

• They signal a pause to think.

What is a key reason why people use the word 'like' in conversations?

• To end a sentence.

• To show that the following words are not precise.

• To indicate an exact number.

• To express certainty.

What did the 2013 study on telemarketers reveal about the use of filler words?

• Using no filler words made them sound more engaging.

• Using too many filler words made them sound robotic.

• Using filler words always improved their success rate.

• Using no filler words made them sound robotic.

How do filler words affect the perception of a speaker's competence according to the 2011 study?

• They only affect competence when used excessively.

• They can increase perceived competence when used while listening.

• They have no effect on perceived competence.

• They always decrease perceived competence.