Which of the Following Yields a Simple Random Sample

question 68

Multiple Choice

Which of the following yields a simple random sample?

• A) All students in a class are divided into groups of 15.One student is randomly chosen from the 1st group, the remaining observations are every 15th student thereafter.
• B) The best 15 students, according to the opinion of the instructor, in a class are selected.
• C) The names of 50 students in a class are written on 50 different pieces of paper and put in a hat.The first 15 pieces of paper are selected blindly one at a time without replacing
• Them back in the hat after shuffling the papers thoroughly.
• D) All students in a class are divided into groups according to the rows that they are seated. One of the groups is randomly selected.

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Definitions:

Window

A graphical interface element that displays the contents of an application or dialog in a separate frame on the screen.

Access Point

A device that allows wireless devices to connect to a wired network using Wi-Fi or related standards.

Range Extender

A device that expands the coverage area of a wireless network by receiving the existing signal and re-broadcasting it.

SSID

Service Set Identifier, a unique ID that consists of 32 characters and is used to name wireless networks.