A 95% Confidence Interval for the Difference Between Two Population

question 21

Multiple Choice

A 95% confidence interval for the difference between two population means is found to be (−0.08, 0.15) . Which of the following statements is true?

• A)We can be 95% confident that the true difference between the population means falls between −0.08 and 0.15.
• B)The probability is 0.95 that a significant difference between the population means lies between −0.08 and 0.15.
• C)The probability is 0.05 that the true difference between the population means is between −0.08 and 0.15
• D)The two populations cannot have the same means.

---

Definitions:

Self

The archetype at the center of the collective unconscious.

Shadow

The archetype of the same sex as the individual.

Self-enhancing

Refers to behaviors or cognitive processes that lead to an inflated or overly positive self-perception.

Affiliative

Relating to, characterized by, or fostering a association or connection based on shared interests or social bonds.