Do One of the Following, as Appropriate: (A) Find the Critical

question 68

Multiple Choice

Do one of the following, as appropriate: (a) Find the critical value $z_{?/2}$ , (b) find the critical value $t_{?/2}$ , (c) state that neither the normal nor the t distribution applies
- $95 \% ; \mathrm { n } = 11 ; \sigma$ is known; population appears to be very skewed.

• A) \(\mathrm { z } _ { \alpha / 2 } = 1.96\)
• B) \(t _ { \alpha / 2 } = 2.228\)
• C) Neither the normal nor the \(t\) distribution applies.
• D) \(\mathrm { z } _ { \alpha / 2 } = 1.812\)

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Definitions:

Toilet Trained

The process by which a young child learns to use the toilet for urination and defecation.

Anal

Often associated with a personality type that is meticulous, obsessive, and rigid; derived from Freud's theory of psychosexual development.

Anal Stage

The attachment of libido to the anus.