A Class of 30 Introductory Statistics Students Took a Quiz

question 19

Multiple Choice

A class of 30 introductory statistics students took a quiz worth 100 points. The standard deviation of the scores was 0. What must be true about the students' scores?

• A)The mean, median, and mode must all be 0.
• B)Every student received the same score.
• C)Every student scored 100 on the quiz.
• D)There was an error in the calculation for standard deviation.

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Definitions:

Norms

The accepted standards or expectations of behavior within a group or society, which guide member actions and contribute to group cohesion.

Sanctions

Measures taken by countries or international organizations to restrict certain activities or to punish non-compliance with laws or norms.

Round Robin

A method or process where participants take turns in order, allowing each person to contribute or participate equally.

Group Cohesion

The bonds that hold a group of people together, promoting unity and commitment among members.