WGU C955 Final Exam Study Guide (Latest 2026/2027 Update) Applied Probability and Statistics | Questions and Verified Answers| 100% Correct

WGU C955 Final Exam Study Guide (Latest 2026/2027 Update) Applied Probability and Statistics | Questions and Verified Answers| 100% Correct

WGU C955 Final Exam Study Guide (Latest

2026/2027 Update) Applied Probability and

Statistics | Questions and Verified Answers|

100% Correct

Q: expression

Answer:

"A string of terms that are connected by division, addition, and subtraction operations."

Q: addition

Answer:

Finding the total of two or more values.

Q: interval

Answer:

A set of numbers between two specified values.

Q: difference

Answer:

The result of one number being subtracted from another number.

Q: multi-step expression

Answer:

An expression or equation with more than two values and two or more operators that requires

multiple steps to be solved.

Q: discrete

Answer:

"A collection of numbers whose values are distinct, separate, and unconnected."

Q: negative number

Answer:

"A number whose value is less than zero. On the number line, they are to the left of zero."

Q: division

Answer:

Splitting values into equal parts or groups.

Q: estimation

Answer:

Approximating a value for a calculation

Q: radical sign

Answer:

The symbol which indicates to take the square root of the number that follows.

Q: numbers

Answer:

A word or symbol (such as 'five' or '16') that represents a specific amount or quantity.

Q: exponents

Answer:

"Sometimes called a power, it is a quantity that represents repeated multiplication."

Q: parentheses

Answer:

"In mathematics, these () are used to separate operations within an expression. Any operations

that lie within parentheses should be performed first."

Q: real number

Answer:

"Any numbers on the number line. They include zero, negative and positive integers, fractions,

and decimals."

Q: sum

Answer:

The result of multiple numbers being added together.

Q: square root

Answer:

A number that produces a specified number when it is multiplied by itself.

Q: Fundamental Theorem of Arithmetic

Answer:

A concept which states that any integer greater than 1 is either prime or is the product of a

unique set of prime numbers.

Q: prime number

Answer:

A number with only two factors: one and itself.

Q: operator

Answer:

A word or symbol (such as + or -) that indicates an operation between values.

Q: principal square root

Answer:

"The positive square root of a number. For example, the principal square root of 36 is 6."

Q: whole number