(I) a Frequency Distribution Is Grouping of Data into Classes

question 64

Multiple Choice

(i) A frequency distribution is grouping of data into classes showing the number of observations in each class.
(ii) In constructing a frequency distribution, you should try to have open-ended classes such as "Under
$100" and "$1,000 and over".
(iii) A cumulative frequency distribution is used when we want to determine how many observations lie above or below certain values.

• 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) All statements are false.

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Definitions:

Alert

A state of active attention or vigilance that enables an individual to be ready to respond to certain stimuli or situations.

Thalamus

A part of the brain that serves as a relay station for sensory and motor signals to the cerebral cortex.

Touch

A sensation perceived through the skin, involving physical contact and often associated with emotional and social communication.

Cerebellum

Part of the brain at the back of the skull in vertebrates, which is responsible for coordinating and regulating muscular activity.