I in a Positively Skewed Distribution, the Mean Is Always

question 45

Multiple Choice

i. In a positively skewed distribution, the mean is always greater than the median. ii. In a negatively skewed distribution, the median occurs at the peak of the curve.
iii. In a negatively skewed distribution, the mode is greater than the median.

• 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) (i) is a correct statement, but not (ii) or (iii).
• E) (i), (ii) and (iii) are all false statements.

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Definitions:

Valence Shell

The outermost shell of an electron orbiting the nucleus of an atom, determining the atom's chemical properties and reactivity.

Anion

A negatively charged ion, which forms when an atom or molecule gains one or more electrons.

Chemical Elements

Substances that cannot be broken down into simpler substances by chemical means, consisting of atoms with the same number of protons.

Oxidation

The loss of one or more electrons (or hydrogen atoms) by an atom, ion, or molecule.