Some Investigators Claim They Have Taught Monkeys to Understand Spoken

question 99

Multiple Choice

Some investigators claim they have taught monkeys to understand spoken English, but another scientist argues that the results might be due to a Clever Hans effect. What does this mean?

• A) The procedure works only if training begins during infancy.
• B) The procedure works only with a few carefully selected and especially bright individuals.
• C) The monkeys might be responding to subtle visual cues accidentally given by the investigators.
• D) The results are not replicable.

---

Definitions:

Distribution

The method by which something is distributed among a group or dispersed across an area.

Third Quartile

The value below which 75% of the data in a data set falls, or the upper quartile in a distribution of data.

Hours

A unit of time equal to 60 minutes or 3,600 seconds, used to measure the duration of events or the length of time allocated to activities.

Playing Video Games

The act of engaging in electronic games that involve interaction with a user interface to generate visual feedback on a device.