(I the Weekly Sales from a Sample of Ten Computer

question 170

Multiple Choice

(i. The weekly sales from a sample of ten computer stores yielded a mean of $25,900; a median
$25,000 and a mode of $24,500. The shape of the distribution is negatively skewed
(ii. For the median (measure of central tendency) , the data must be ranked before it is possible to
Determine it.
(iii) If the sum of all the values of a distribution is divided by the number of values, the result is the
Arithmetic mean.

• 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:

Dienophile

A chemical compound that acts as an electron-deficient partner in Diels-Alder reactions, typically containing double or triple bonds.

Major Organic Product

The leading compound created at the maximum yield in reactions involving organic substances.

Intramolecular

Refers to reactions or interactions occurring within a single molecule.

Diels-Alder

A chemical reaction between a conjugated diene and a substituted alkene (dienophile) to form a cyclohexene derivative; a fundamental reaction in organic synthesis.