For the Following Hypothesis Test,where H₀: μ ≤ 10;vs

question 56

Multiple Choice

For the following hypothesis test,where H₀: μ ≤ 10;vs.H_A: μ > 10,we reject H₀ at level of significance α and conclude that the true mean is greater than 10,when the true mean is really 14.Based on this information,we can state that we have

• A) made a Type I error.
• B) made a Type II error.
• C) made a correct decision.
• D) increased the power of the test.

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Definitions:

Light Sleep

A stage of sleep that is characterized by easy awakeness and is not as deep as REM or deep sleep stages.

Deep Sleep

A stage of sleep characterized by slow brain waves, known as delta waves, associated with physical renewal and memory consolidation.

Sleep Spindles

Burst of brain activity observable in an electroencephalogram (EEG) that occurs during stage 2 of sleep, associated with memory consolidation.

Stage 2 Sleep

The second phase in the sleep cycle, characterized by a deeper level of sleep than stage 1, with the presence of sleep spindles and K-complexes in the brain waves.