The Lecturer Decided to Estimate the Mean Mental Reading Speed

question 26

Multiple Choice

The lecturer decided to estimate the mean mental reading speed for the university students. Randomly, seventy nine students were selected and the speed of their reading was recorded. For this sample, the mean reading speed was 235 words per minute. Suppose that the sample standard deviation was 46 words per minute. Find the margin of error and construct a 95% confidence interval for the mean reading speed for the university students.

• A)Margin of error is 10 words per minute, a 95% confidence interval is .
• B)Margin of error is 5 words per minute, a 95% confidence interval is .
• C)Margin of error is 5 words per minute, a 95% confidence interval is .
• D)Margin of error is 10 words per minute, a 95% confidence interval is .
• E)Margin of error is 10 words per minute, a 95% confidence interval is .

---

Definitions:

Benzodiazepine

Benzodiazepine is a class of psychoactive drugs known for their sedative effects, used in the treatment of anxiety, insomnia, seizures, and other conditions.

Withdrawal Symptoms

The physical and psychological symptoms that occur when a regularly used drug is discontinued and that terminate when the drug is taken again.

Benzodiazepine

A class of psychoactive drugs known for their sedative, anxiolytic, muscle relaxant, and anticonvulsant properties, often prescribed for anxiety, insomnia, and seizures.

Cingulotomy

A neurosurgical procedure aiming to treat mental disorders by interrupting pathways in the cingulum of the brain.