Use the Following to Answer Questions

question 63

Short Answer

Use the following to answer questions :
In a recent Gallup poll,52% of parents with children under 18 years of age gave themselves a grade of B for the job they are doing bringing up their kids.Assume that this percentage is true for the current population of all parents with children under 18 years of age.You take a random sample of 1044 such parents and ask them to give themselves a grade for the job they are doing bringing up their kids.
-The probability that 520 to 555 will give themselves a grade of B is approximately: (Round the answer to 4 decimal places.)

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Definitions:

National Security Agency

A U.S. government agency tasked with worldwide surveillance, gathering, and analyzing information and data for overseas intelligence and counterespionage functions.

PRISM Program

A surveillance program by the United States National Security Agency (NSA) that collects internet communications from various U.S. internet companies.

American Citizens

Individuals who have citizenship status in the United States of America.

Job Rotation

Involves systematically moving employees from one job to another.