A Standard Aptitude Test Is Given to Several Randomly Selected

question 77

Essay

A standard aptitude test is given to several randomly selected programmers, and the scores are
given below for the mathematics and verbal portions of the test. Use the sign test to test the
claim that programmers do better on the mathematics portion of the test. Use a 0.05 level of
significance. $$\begin{array} { l l l l l l l l l l } \text { Mathematics } & 347 & 440 & 327 & 456 & 427 & 349 & 377 & 398 & 425 \\\hline \text { Verbal } & 285 & 378 & 243 & 371 & 340 & 271 & 294 & 322 & 385\end{array}$$

---

Definitions:

Postconventional Morality

A stage of moral development where individuals make decisions based on ethical principles and personal conscience, transcending societal norms.

Universal Moral Principles

Fundamental ethical guidelines that are believed to be universally applicable to all individuals regardless of culture, time, or situation.

Kohlberg's Level

Refers to the stages of moral development outlined by psychologist Lawrence Kohlberg, which theorize how human morality progresses through different stages as individuals age.

Parenting Style

The manner in which parents raise and guide their children, involving strategies and approaches to discipline, communication, and nurturing.