I the Sum of the Deviations from the Mean for the Set

question 1

Multiple Choice

i. The sum of the deviations from the mean for the set of numbers 4, 9 and 5 will equal zero. ii. If there is an even number of ungrouped values, the median is found by arranging them from low to high and then determining the arithmetic mean of the two middle values.
iii. For salaries of $102,000, $98,000, $35,000, $106,000 and $101,000, the arithmetic mean would be an appropriate average.

• 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:

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American GIs

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The alleged process by which communist ideologues and sympathizers insert themselves into non-communist societies or institutions, aiming to influence or subvert their policies and activities.

Joseph McCarthy

An American senator known for his anti-communist sentiments and the instigation of the McCarthyism period during the early 1950s.