STATISTICS OA EXAM LATEST 2024-2025 ACTUAL EXAM TEST
BANK MODULE 1-MODULE 7
Discrete data - ANSWER✔✔-Has distinct values, can be counted, had unconnected
points (think dots)
Continuous data - ANSWER✔✔-Has values within a range, measured not counted,
does not have gaps between data points (data is connected lines or curves).
Example of discrete data - ANSWER✔✔-Days of the week
Expressions - ANSWER✔✔-A group of symbols such as numbers and operators that
has mathematical validity
Commutative - ANSWER✔✔-The order in which the numbers appear in the sum can be
reversed
Identity property - ANSWER✔✔-Adding 0 to any number does not change the original
number
Additive inverse - ANSWER✔✔-Values that are equally far from 0 on the number line.
Negative - ANSWER✔✔-When multiplying a positive number by a negative number
the result is always
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, Positive - ANSWER✔✔-Multiplying a negative number by a negative number results in
a positive
Factors - ANSWER✔✔-Integers that evenly divide the initial integer
Prime number - ANSWER✔✔-Positive integer with exactly two positive factors
consisting of 1 and itself
Composite number - ANSWER✔✔-Has at least one positive factor other than one and
itself
Factorization - ANSWER✔✔-Process of breaking up a composite number into its prime
factors
fundamental theorem of arithmetic - ANSWER✔✔-Any integer greater than one is
either Prime or the product of Prime numbers
Principal square root - ANSWER✔✔-Positive square root of a number
Radican - ANSWER✔✔-Number under radical sign √16=4
Open Circle - ANSWER✔✔-Represents less than or greatest than on the number line
Perfect square - ANSWER✔✔-Product of any integer with itself yields a perfect square.
Whole numbers - ANSWER✔✔-positive numbers with a whole value
Integers - ANSWER✔✔-Numbers with no fractions or decimal value but can be positive
or negative
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