Do One of the Following, as Appropriate:
(A) Find $z _ { \alpha / 2 }$

question 16

Multiple Choice

Do one of the following, as appropriate:
(a) Find the critical value $z _ { \alpha / 2 }$
(b) find the critical value $t _ { \alpha / 2 }$
(c) state that neither the normal nor the t distribution applies.
90% confidence interval for $\mu$ n=9 ; $\sigma = 4.2$ population appears to be very skewed.

• A) \(z _ { \alpha / 2 } = 2.896\)
• B) \(z _ { \alpha / 2 } = 2.365\)
• C) \(z _ { \alpha / 2 } = 2.306\)
• D) Neither the normal nor the t distribution applies.

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Definitions:

Sporadic Short-term

Characterized by occasional, irregular bouts or occurrences over a brief duration.

Significant Short-term

Pertaining to events or effects that are important or noticeable, but last for a relatively brief period.

Subliminal Messages

Signals or messages embedded in other media, designed to pass below the normal limits of perception.

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing most of the eye's focusing power.