If We Had Sent a Radio Signal to an Advanced

question 7

Multiple Choice

If we had sent a radio signal to an advanced civilization in 2006 which is located in the zeta reticuli star system approximately 39 light-years away and the signal was immediately replied to, when would the reply arrive back at Earth?

• A) 2084
• B) 2012
• C) 2045
• D) 2039

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Definitions:

Statistic

A numerical measurement describing some characteristic of a sample.

Production Line

A series of sequential operations established in a factory where components are assembled to produce a finished product.

Inferential Statistics

The branch of statistics focused on drawing conclusions about a population based on a sample from that population.

Average GPA

The mean grade point average calculated by dividing the sum of all individual GPAs by the number of individuals.