Which of the Following Yields a Simple Random Sample

question 49

Multiple Choice

Which of the following yields a simple random sample?

• A) All students in a class are grouped according to their gender.A random sample of 8 is selected from the males and a separate random sample of 7 is drawn from the females.
• 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 after shuffling the
• Papers thoroughly and each of the selected pieces is placed back into the hat before the
• Next piece is selected.
• 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:

Extraversion

A personality trait that describes individuals who are outgoing, energized by being around other people, and tend to seek stimulation in the external world.

Sociable

Characteristic of being inclined to seek social interactions and enjoy spending time with others.

Positive Outlook

A mental attitude characterized by optimism and hope, focusing on favorable aspects of any situation.

Impulsive

Acting on or inclined to act on one's impulses rather than careful thought, often with disregard to the consequences.