(I) in Constructing a Frequency Distribution, You Should Try to Have

question 80

Multiple Choice

(i) In constructing a frequency distribution, you should try to have open-ended classes such as "Under $100" and "$1,000 and over".
(ii) To convert a frequency distribution to a relative frequency distribution, divide each class frequency by the sum of the class frequencies.
(iii) When constructing a frequency distribution, try to include overlapping stated class limits, such as
100 up to 201, 200 up to 301, and 300 up to 401.

• 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) is a correct statement but not (i) or (iii).
• E) All statements are false.

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Definitions:

Polar Regions

Areas surrounding the Earth's geographical poles, characterized by extreme cold, ice, and unique ecosystems sensitive to climate change.

Indicator Species

Organisms used to assess the health of an ecosystem or the presence of environmental conditions such as pollutants due to their sensitivity to changes.

Indicator Species

Species that reflect the ecological condition of an environment, often used to monitor environmental health or pollution levels.

Extinct

A status describing species that no longer exists anywhere on Earth.