A 99% Confidence Interval Estimate for a Population Mean

question 149

Multiple Choice

A 99% confidence interval estimate for a population mean is determined to be 85.58 to 96.62. If the confidence level is reduced to 90%, the confidence interval for :

• A) becomes wider
• B) remains the same
• C) becomes narrower
• D) becomes wider on the left but remains the same on the right
• E) does none of these

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A trance-like state of focused attention and heightened suggestibility, with diminished peripheral awareness.

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Mistakes or distortions in the recall of experiences or information, which can occur due to various cognitive and emotional factors.