Statistical tests

A. are only used in science to influence political decision-making.
B. provide us with raw numbers such as the number of people in a given city.
C. provide only fake numbers.
D. focus on determining the probability that observed phenomena occurred by chance.


Answer: D

Environmental & Atmospheric Sciences

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A. their combined effect on past global temperatures is purely hypothetical. B. even together, they don't produce enough temperature change to cause an ice age. C. they can fully account for the recent rise in global temperature. D. their effect on global temperatures was only recently discovered by NASA scientists. E. all of the answers listed here.

Environmental & Atmospheric Sciences

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A)mutations B)genetic drift C)asexual reproduction D)meiosis E)mitosis

Environmental & Atmospheric Sciences

________ is an example of a secondary sector activity

A) Banking B) Farming C) Manufacturing D) Secondary education E) Professional football

Environmental & Atmospheric Sciences

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A) Britain B) France C) Germany D) Italy E) Portugal

Environmental & Atmospheric Sciences