WGU C955 PROBABILITY AND STATISTICS OBJECTIVE
ASSESSMENT EXAM LATEST 2024/2025 UPDATED
QUESTIONS AND CORRECT DETAILED ANSWERS
GRADED A+
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
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
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