Use the Partial Table Below to Find the P-Value That $\underline{\text { Standard Score and Percentiles for a Normal Distribution }}$

question 20

Multiple Choice

Use the partial table below to find the P-value that corresponds to the standard z-score, and determine whether the
alternative hypothesis is supported or not supported at the 0.05 significance level. $\underline{\text { Standard Score and Percentiles for a Normal Distribution }}$
$\begin{array}{rlrlll}\underline{Z }&\underline{ \% }\ &\underline{ Z }& \underline{\% }&\underline{Z }& \underline{\%}\\ -3.5 & 0.02 & -1.0 & 15.87 & 1.5 & 93.32 \\-3.0 & 0.13 & -0.5 & 30.85 & 2.0 & 97.72 \\-2.5 & 0.62 & 0.0 & 50.00 & 2.5 & 99.38 \\-2.0 & 2.28 & 0.5 & 69.15 & 3.0 & 99.87 \\-1.5 & 6.68 & 1.0 & 84.13 & 3.5 & 99.98\end{array}$

- $$z = 2.0 \text { for } H _ { a } : \mu > 31.28$$

• A) \(0.0228\); not supported
• B) \(0.9772\); not supported
• C) \(0.0228\); supported
• D) \(0.9772\); supported

---

Definitions:

Spotlight Effect

The belief that others are paying more attention to one's appearance and behavior than they actually are.

Audience Effect

The phenomenon where an individual's performance is influenced by the presence of others, typically improving on simple or well-rehearsed tasks and declining on complex or new ones.

Transparency Effect

The belief or expectation that one's personal, internal states are more apparent to others than they actually are.

Extrinsic Motivation

Motivation fueled by external incentives like financial gain, recognition, academic achievement, and commendation.