I If a Frequency Distribution Is Open-Ended, the Variance Cannot

question 95

Multiple Choice

i. If a frequency distribution is open-ended, the variance cannot be determined. ii. The range cannot be computed for data grouped in a frequency distribution having an open end.
iii. The standard deviation is the positive square root of the variance

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and, (ii) are correct statements but not (iii).
• C) (i) and, (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements, but not (i).
• E) (i), (ii) and (iii) are all false statements

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Definitions:

Diagnostic Measure

An assessment tool or test used to identify and understand the presence, absence, or extent of a condition, disorder, or characteristic in an individual.

Stereotype

is a widely held but fixed and oversimplified image or idea of a particular type of person or thing.

Providing Role Models

The act of offering examples through individuals or characters that others can emulate or aspire to, particularly in positive or inspirational contexts.

Disidentification

A process by which individuals dissociate themselves from certain groups or identities to avoid negative stereotypes.