Stephen LaBerge and His Colleagues at the Stanford University Sleep

question 893

Multiple Choice

Stephen LaBerge and his colleagues at the Stanford University Sleep Research Center were able to show that lucid dreams are real and that lucid dreamers are able to

• A) partially overcome REM sleep paralysis.
• B) increase the length of any NREM or REM sleep stage.
• C) talk (mumble)to the researchers while asleep.
• D) create hypnopompic hallucinations during REM sleep.

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Definitions:

Null Hypothesis

A statement used in statistical testing which proposes that no significant difference or effect exists between certain characteristics of a population.

Type I Error

The error of rejecting a true null hypothesis, also known as a "false positive."

Null Hypothesis

An assertion or proposition in statistics that indicates no significant difference or effect, serving as the default assumption to test against.

Type II Error

The error that occurs when the null hypothesis is falsely accepted, failing to detect an effect or difference when one actually exists.