Asked by eliana mezzenga on Sep 27, 2024

Given that Z is a standard normal random variable,a negative value (z) on its distribution would indicate:

A) z is to the left of the mean.
B) the standard deviation of this Z distribution is negative.
C) the area between zero and the value z is negative.
D) None of these choices.

Standard Normal

A special case of the normal distribution with a mean of zero and a standard deviation of one.

Random Variable

A random variable is a variable whose values depend on outcomes of a random phenomenon, used in probability and statistics to model real-world processes.

Negative Value

A numerical value less than zero, indicating a deficit or loss in a particular context.

  • Identify the direction of a value in relation to the mean within a normal distribution.