STATISTIC OA EXAM LATEST 2024-2025 ACTUAL EXAM TEST BAN
MODULE 1-MODUL 7
1. Discrete data Has distinct values, can be counted, had unconnected points
(think dots)
2. Continuous data Has values within a range, measured not counted, does not have
gaps between data points (data is connected lines or curves).
3. Example of dis- Days of the week crete data
4. Expressions A group of symbols such as numbers and operators that has
mathematical validity
5. Commutative The order in which the numbers appear in the sum can be
reversed
6. Identity property Adding 0 to any number does not change the original number
7. Additive inverse Values that are equally far from 0 on the number line.
8. Negative When multiplying a positive number by a negative number the result
is always
9. Positive Multiplying a negative number by a negative number results in a
positive
10. Factors Integers that evenly divide the initial integer
11. Prime number Positive integer with exactly two positive factors consisting of 1
and itself
12. Composite num- Has at least one positive factor other than one and itself ber
, WGU C955 OBJECTIVE ASSESSMENT APPLIED PROBABILITY AND
STATISTIC OA EXAM LATEST 2024-2025 ACTUAL EXAM TEST BAN
MODULE 1-MODUL 7
13. Factorization Process of breaking up a composite number into its prime
factors
14. fundamental the- Any integer greater than one is either Prime or the product of
Prime numbers
orem of arithmetic
15. Principal square Positive square root of a number root
16. Radican Number under radical sign 16=4
17. Open Circle Represents less than or greatest than on the number line
18. Perfect square Product of any integer with itself yields a perfect square.
19. Whole numbers positive numbers with a whole value
20. Integers Numbers with no fractions or decimal value but can be positive or
negative
21. Rational num- Numbers that can be expressed as a fraction or decimal values
that have that bers end or repeat forever. Includes all integers since all
integers can be expressed as
fractions.
22. Real numbers Everything that can be included in a number line including pi.
23. Fractions Express numbers which are part of a whole