Use the Given Degree of Confidence and Sample Data to Construct

question 152

Multiple Choice

Use the given degree of confidence and sample data to construct a confidence interval for the population mean $\mu$ . Assume that the population has a normal distribution.
-Thirty randomly selected students took the calculus final. If the sample mean was 95 and the standard deviation was 6.6, construct a 99% confidence interval for the mean score of all students.

• A) \(92.03 < \mu < 97.97\)
• B) \(91.69 < \mu < 98.31\)
• C) \(92.95 < \mu < 97.05\)
• D) \(91.68 < \mu < 98.32\)

---

Definitions:

16 PF Test

A questionnaire-based personality test that assesses 16 primary personality factors and traits.

Classroom Observations

A method for assessing educational practices and the learning environment by systematically watching and noting teaching and student behaviors and interactions in the classroom.

Personality Dimensions

Broad categories used to describe and generalize about the various traits and characteristics that make up an individual's personality.

Hans Eysenck

A British psychologist known for his work on the structure of human personality, emphasizing temperament and intelligence.