Question
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a...
Scores of an IQ test have a bell-shaped distribution with a mean of
100 and a standard deviation of 16.
Use the empirical rule to determine the following. (In the answer do not write the % symbol).
(a) What percentage of people have an IQ score between 52 and 148?
%
(b) What percentage of people have an IQ score less than 84 or greater than 116? %
(c) What percentage of people have an IQ score greater than 148? %
(d) What percentage of people have an IQ score between 100 and 132? %
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Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a...
Scores of an IQ test have a bell-shaped distribution with a
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