Solve the Problem (I) Make a Line Graph of the Data

question 414

Multiple Choice

Solve the problem.
-The table lists the average composite scores on a national entrance exam for selected years. $$\begin{array} { c | c c c c c c c } \text { Year } & 2 & 4 & 6 & 8 & 10 & 12 & 14 \\\hline \text { Score } & 122.7 & 131.5 & 131.5 & 129.5 & 133.9 & 132.0 & 130.0\end{array}$$ (i) Make a line graph of the data. (ii) If the graph represents a piecewise-linear function f, find a symbolic representation for the
Piece of f located on the interval [4, 6].

• A) none of these
• B) \(f ( x ) = 4.4 x - 8589.3\) if \(8 \leq x \leq 10\)
• C) \(f ( x ) = 131.5\) if \(4 \leq x \leq 6\)
• D) \(f ( x ) = 0.75 x - 1355\) if \(4 \leq x \leq 8\)

Differentiate between personality traits and personality factors, and comprehend their contributions to the understanding of personality.

Understand the factors contributing to individual differences, including culture and heredity.

Recognize the importance and scope of personality theories in describing human behavior.

Comprehend the complex relationship between personality development and environmental factors.

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Definitions:

Random Assignment

A method used in experiments in which participants are allocated to different groups purely by chance, minimizing biases and ensuring the groups are equivalent at the start of the experiment.

Dependent Variable

In an experiment, it is the outcome or response that is measured to assess the effect of the independent variable.

Independent Variable

The variable in an experiment that is manipulated or changed to explore its effect on the dependent variable.

Neurotransmitter

Chemicals in the nervous system that transmit signals across a synapse from one neuron to another, influencing a wide range of bodily and psychological functions.