Use the Following Information to Answer the Questions:
a Company

question 29

Multiple Choice

Use the following information to answer the Questions:
A company gives a new screening test to test its employees for tuberculosis (TB) . The results are summarized in the following table. $$\begin{array} { | l | c | c | } \hline \text { Test result } & \text { Has TB } & \begin{array} { c } \text { Does not have } \\\text { TB }\end{array} \\\hline \text { Positive } & 21 & 14 \\\hline \text { Negative } & 4 & 140 \\\hline\end{array}$$
-If an employee is randomly selected from the company, what is the probability that the employee has TB?

• A) 21/35
• B) 35/179
• C) 25/179
• D) 4/144

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Definitions:

Variables

Elements, features, or factors that are likely to vary or change within the context of a scientific experiment or study.

Cognitive Dissonance

The mental discomfort experienced by an individual who holds two or more contradictory beliefs, values, or ideas.

Monotonous

Lacking in variety and interest; tediously unvarying.

Attributonial Bias

A cognitive bias that affects the way we determine who or what is responsible for an event or action, often leading to error in judgment.