Use Cutpoint Grouping to Organize These Data into a Frequency

question 142

Essay

Use cutpoint grouping to organize these data into a frequency distribution.
-Lori asked 24 students how many hours they had spent doing homework during the previous week. The results are shown below. $\begin{array} { r r r r r r r r r r r r } 11 & 10 & 11 & 9 & 11 & 11 & 14 & 12 & 11 & 8 & 12 & 10 \\ 10 & 12 & 11 & 10 & 12 & 11 & 10 & 12 & 10 & 12 & 12 & 9 \end{array}$ Construct a frequency distribution. Use 4 classes, a class width of 2 hours, and a lower limit of 8 for the first class. $\begin{array}{l|l} \text { Hours } & \text { Frequency } \\ \hline & \\ & \end{array}$

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Definitions:

Antipsychotic Drugs

Medications used to treat psychiatric conditions by altering brain chemistry to improve symptoms of psychosis, including hallucinations and delusions.

Delusions

False beliefs held with strong conviction despite superior evidence to the contrary, commonly observed in psychiatric conditions such as schizophrenia.

Schizophrenia

A serious mental disorder characterized by disturbances in thought, perception, and behavior, leading to a disconnection from reality.

Second-Generation Antipsychotic

A class of medication used to treat psychiatric conditions, believed to offer fewer side effects than first-generation antipsychotics, particularly less tendency to cause movement disorders.