Random Sampling Methods

Play an AI-generated podcast conversation about this lesson

What did Oskar Pfungst propose as an additional check for Clever Hans' abilities?

To introduce distractions to see if Hans could still perform

To whisper numbers into Hans's ear to test his math skills (correct)

To conduct the experiment without informing the audience

To train Hans to perform tasks without any external cues

What was the reason behind Hans's inability to perform under the new conditions set by Oskar Pfungst?

He was not properly trained to understand the new cues

He was unable to hear the whisperers clearly

He was unable to read the unintended signals from the onlookers (correct)

He would tap indefinitely, unable to conclude the task

What does the term 'Clever Hans effect' remind us of?

The importance of training animals for specific tasks

The danger of unintended cues from observers affecting subjects' behavior (correct)

The difficulty in conducting experiments with animals

The intelligence of animals like Clever Hans

What was the main ability that Clever Hans possessed?

Intelligence in recognizing body language and signals Signup and view all the answers

What did the onlookers do after Hans tapped 11 times?

They would lean forward and tense, signaling that it was the right answer Signup and view all the answers

Why did Oskar Pfungst propose whispering numbers into Hans's ear?

To see if Hans could perform math tasks without any external cues Signup and view all the answers

What important lesson does the story of Clever Hans teach us?

The potential impact of unintended cues on experimental outcomes Signup and view all the answers

What is one of the important limitations of case studies, as discussed in the text?

They do not tell us anything about what typically does happen Signup and view all the answers

How can case studies contribute to the understanding of brain function, as mentioned in the text?

By providing evidence favoring a theoretical principle Signup and view all the answers

What did Sigmund Freud's work primarily depend on?

Case studies Signup and view all the answers

What are some of the technical problems that the author mentions in the text?

Sampling bias and observer effects Signup and view all the answers

What is closely related to the question of 'Which particular people, or groups, or animals, are going to be the subjects of our investigation?'?

The population to generalize the results to Signup and view all the answers

What is the main purpose of the steps mentioned in the text to ensure that certain problems do not distort conclusions?

To gather more accurate data Signup and view all the answers

What do correlational studies sometimes do, according to the text?

Disconfirm the predictions of a causal theory Signup and view all the answers

What is one example mentioned in the text that can test specific hypotheses?

Transition to experiment Signup and view all the answers

What do Schachter's data, along with others, suggest about clinical outcome statistics for smoking and obesity?

They are misleadingly pessimistic Signup and view all the answers

What does being responsive to a baby's cries NOT make for, according to Bell and Ainsworth's observations?

An independent baby Signup and view all the answers

Random Sampling Methods

Choose a study mode

Podcast

Questions and Answers