Find the Indicated Probability

question 79

Multiple Choice

Find the indicated probability.
-The age distribution of students at a community college is given below. A student from the community college is selected at random. Find the probability that the student is at least 31. Round approximations to three decimal places.

• A)0.069
• B)0.931
• C)77
• D)0.047

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Definitions:

Silence

The absence of any sound or noise; a state or condition marked by a lack of audible sound or communication.

Quietness

Quietness is the state or quality of being free from noise or disturbance, often associated with peace and calm.

Equal Status Contact

A theory suggesting that prejudice between groups can be reduced by promoting interactions under conditions of equal status.

Racial Groups

Categories of humans based on shared physical or genetic qualities into groups considered to be distinct by society.