Using the Data Below and a 0

question 29

Essay

Using the data below and a 0.05 significance level, test the claim that the responses occur with percentages of
15%, 20%, 25%, 25%, and 15% respectively. $$\begin{array} { r | c c c c c } \text { Response } & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \mathrm { E } \\\hline \text { Frequency } & 12 & 15 & 16 & 18 & 19\end{array}$$

---

Definitions:

Rosenthal And Jacobson

Researchers known for their study on the Pygmalion effect, demonstrating how teacher expectations can influence student performance.

Intelligence Test Scores

are numerical assessments derived from standardized tests designed to measure an individual's cognitive abilities in comparison to others.

School Year

The period of time, typically from late summer to early summer in the following year, during which schools are open and students attend classes.

Conduct Disorder

Conduct Disorder is a mental health disorder diagnosed in childhood or adolescence characterized by a repetitive and persistent pattern of behavior that violates the rights of others or major age-appropriate social norms.