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Admission Tests Graduate Management Admission Test GMAT Question # 12 Topic 3 Discussion

GMAT Exam Topic 3 Question 12 Discussion:
Question #: 12
Topic #: 3

The level of nitrates was measured and recorded for 10 water samples taken at the bottom of a certain lake and for 10 water samples taken at the surface of the same lake. Was the standard deviation of the measurements from the bottom samples greater than the standard deviation of the measurements from the surface samples?

(1) The least of the measurements from the bottom samples exceeded the greatest of the measurements from the surface samples.

(2) The range of the measurements from the bottom samples was greater than the range of the measurements from the surface samples.
A.

Statement (1) ALONE is sufficient, but statement (2) atone is not sufficient.

B.

Statement (2) ALONE is sufficient, but statement (1) atone is not sufficient.

C.

BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D.

EACH statement ALONE is sufficient.

E.

Statements (1) and (2) TOGETHER are NOT sufficient.

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Actual exam question for Admission Tests GMAT exam by Ember51053 at Apr 30, 2026, 3:16:29 PM

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