In a Test of the Difference Between the Two Means $t$

question 21

Multiple Choice

In a test of the difference between the two means below, what should the test value be for a $t$ test?
$\begin{array}{lcc}\hline & \text { Sample 1 } & \text { Sample 2 } \\\hline \text { Sample mean } & 680 & 735 \\\text { Sample variance } & 550 & 60 \\\text { Sample size } & 10 & 11\end{array}$

• A) -0.31
• B) -0.91
• C) -7.07
• D) -0.11

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Definitions:

Interpersonal Factors

Elements or circumstances that influence interactions between individuals, including communication skills, personal relationships, and social context.

Cultural Factors

Elements, such as beliefs, values, norms, and practices, that characterize a specific group or society and influence behavior and interactions.

Neo-Freudian

Relating to the theories developed by the followers of Freud, who adapted and expanded upon his psychoanalytic perspectives.

Social Isolation

A state in which an individual lacks a sense of social belonging, true engagement with others, and a substantial number of social contacts, often impacting mental and physical health.