The Mean Score of a College Entrance Test Is 500;

question 29

Multiple Choice

The mean score of a college entrance test is 500; the standard deviation is 75. The scores are normally distributed. What percent of the students scored below 320?

• A)About 50.82%
• B)About 34.13%
• C)About 7.86%
• D)About 0.82%

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Definitions:

Asynchronous Interactions

Communication that does not require both or all participants to be engaged in the exchange at the same time, such as emails or forum posts.

Synchronous Interactions

Synchronous interactions occur in real-time, allowing participants to communicate and exchange information instantly, common in live chats and video conferences.

Social Entertainment

Entertainment experiences and content that are shared and enjoyed within a social context or on social media platforms, often interactive and community-driven.

Asynchronous Interactions

Communications that do not occur in real-time, allowing participants to engage according to their own schedule.