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Yipcys Moreno
on Oct 15, 2024

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The lengths of long distance phone calls placed on a cell phone can be described by a Normal model with a mean of 7 minutes and a standard deviation of 2 minutes.If one call is randomly selected from wireless phone company records,what is the probability that it will have lasted more than 11 minutes?

A) 0.0977
B) 0.23
C) 0.977
D) 0.023
E) 0.98

Normal Model

A type of statistical distribution that is symmetric and depicts the standardized values of data.

Standard Deviation

An indicator of the extent of variation or spread among a collection of numbers, showing the degree to which these numbers deviate from their average.

Wireless Phone Company

A service provider that offers mobile telecommunication services, including voice and data communication, without requiring fixed lines.

  • Understand the principle of normal distribution and its application in simulations.
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AA
Alicia AurelioOct 20, 2024
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