Which of the Following Statements Is TRUE Regarding Dreams

question 130

Multiple Choice

Which of the following statements is TRUE regarding dreams?

• A)People usually have four or five dreaming episodes each night.
• B)The first REM episode of the night is the shortest, lasting only about 10 minutes.
• C)Early morning dreams, which can last for 40 minutes or longer, are the dreams most likely to be remembered.
• D)All of these statements are true regarding dreams.

---

Definitions:

V(Y)

The notation for the variance of a random variable Y, measuring the spread of its values.

Joint Probability

The probability of two events occurring together or at the same point in time.

E(XY)

The expected value of the product of two random variables, indicating their joint variability.

Coefficient of Correlation

A measure that indicates the extent to which two variables fluctuate together. A value closer to 1 or -1 indicates a strong relationship, while a value near 0 suggests no relationship.