In Questions Determine Whether the Statement Is True or False

question 47

True/False

In questions determine whether the statement is true or false.
- $$\text { If } \mathbf { A } = \left( \begin{array} { c c } 1 & 3 \\- 5 & 2\end{array} \right) , \text { then } \mathbf { A } ^ { 2 } = \left( \begin{array} { c c } 1 & 9 \\25 & 4\end{array} \right)$$

---

Definitions:

Preferential Looking

A research method used in developmental psychology to understand the preferences of infants, based on the principle that infants will look longer at more interesting stimuli.

Stimulus

An external event or factor that induces a response or reaction in an organism or in a system.

Developmental Psychologist

A specialist who studies the physical, cognitive, and social changes that occur throughout a person's lifespan.

Developmental Psychologist

A psychologist who studies the psychological growth and changes that occur throughout a person's life.