X Is a Normally Distributed Random Variable with a Mean

question 24

Multiple Choice

x is a normally distributed random variable with a mean of 24 and a standard deviation of 6. The probability that x is less than 11.5 is

• A) 0.0186.
• B) 0.9814.
• C) 0.0076.
• D) 0.9924.

---

Definitions:

Predicted Values

The outcomes forecasted by a statistical model or algorithm.

Regression Equation

A formula that describes the relationship between a dependent variable and one or more independent variables.

Length

The measurement or extent of something from end to end; the greater of two or the greatest of three dimensions of an object.

Plot

The sequence of events or main story in a narrative or literary work.