Random Samples of Size 400 Are Taken from an Infinite

question 112

Multiple Choice

Random samples of size 400 are taken from an infinite population whose population proportion is 0.2. The mean and standard deviation of the sample proportion are

• A) 0.2 and .04.
• B) 0.2 and 0.02.
• C) 20 and .04.
• D) 20 and 0.02.

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Definitions:

Database Structure

An organized model of how the data in a database is stored, accessed, and related to each other.

Navigation Bar

A user interface element that provides easy access to different areas or functionalities within a software application or website.

Form View

A display format in database applications that presents data fields for a single record onscreen for viewing or editing.

Postal Codes

A series of letters and/or digits appended to a postal address to assist in the sorting of mail.