A Random Sample of 60 Business Students Required an Average

question 17

Multiple Choice

A random sample of 60 business students required an average of 50.7 minutes to complete a statistics exam. Assume that the population standard deviation to complete the exam was 10.4 minutes. The 98% confidence interval around this sample mean is____ .

• A)(47.6, 53.8)
• B)(45.4, 56.0)
• C)(49.8, 51.6)
• D)(48.9, 52.5)

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Definitions:

Retroactive Interference

The phenomenon where newly learned information interferes with the recall of information learned previously.

Newer Information

Recently acquired data or knowledge that updates or supersedes previous understanding.

Older Information

Refers to data or knowledge that was acquired in the past and may influence recall or decision-making processes.

Hippocampus

A major component of the brain involved in memory formation, organization, and storage.