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Terms in this set (138)
Rational number (aka Numbers that can be expressed as a fraction
'fractional')
Integers Solid positive and negative numbers
Real Numbers A real number is any number that can be placed on the
number line, whether that be negative or positive, fraction
or decimal.
This statement is false. An integer can be negative, such
True or False? Any integer is
as the number −100-100. −100-100 is not a whole
also a whole number.
number.
, Read all the options d. all of the above. −17-17 is an integer, and all
before answering. −17-17 integers are also rational numbers, which in turn are real
is... (a. an integer b. a numbers.
rational number c. a real
number d. all of the
above.)
set In mathematics, a collection of numbers is referred to as a
set*
Interval An interval is a set of numbers between two specified
values. An interval can be visualized as a segment of the
number line. The segment of the number line above that
falls between 11 and 22 is called an interval*.
Can only have certain, distinct values
Is "counted"
Contains unconnected points
In mathematics, whole numbers, integers, and even
integers are all examples of discrete sets. These sets
contain unconnected elements, with gaps between each
value.
Discrete data In statistics, some data sets will be discrete. Examples of
discrete data sets are the number of adults in a household,
the results of rolling two dice, and number of machines in
operation, as these are distinct groups. (Looking at another
set of data, consider the number of cars someone owns. It is
not possible to own 3.43.4 cars; you either own three cars or
four. The number of cars someone owns is an example of a
discrete set of data, since the values are distinct, separate,
and unconnected. Positive integers* are an example of
discrete data.)