WGU C784 Applied Healthcare Statistics Exam Review (Latest 2023/ 2024 Update) | Questions and Verified Answers| 100% Correct| Grade A
WGU C784 Applied Healthcare Statistics
Exam Review (Latest 2023/ 2024 Update) |
Questions and Verified Answers| 100%
Correct| Grade A
Q: In math, you may be asked to “evaluate an expression.”–what does that mean?
Answer:
solve the problem
Q: When multiplying a positive number by a negative number, the product will always be
Answer:
NEGATIVE
Q: Multiplying a negative number by a negative number results in a
Answer:
Positive product (The product of two negatives will always equal a positive.)
Q: The result of the division of two negative numbers is always
Answer:
POSITIVE
Q: Zero in multiplication =
Answer:
The product* of multiplication with zero will always equal zero; whether multiplying by a
positive or a negative, any integer multiplied by zero will result in zero as the product.
Q: 8(superscript 0)
Answer:
Any non-zero number with an exponent of 0 (or zero power) equals 1.
Q: sampling
Answer:
The process of selecting research participants from a population
Q: exponent
Answer:
sometimes call a power, it is a number that shows how the baseline number is multiplied by
itself
Q: probability
Answer:
the likelihood, or chance, that a certain event will occur
Q: Order of operations
Answer:
A set of rules that tells the order in which to compute.
Q: PEMDAS — order of operations
(Please excuse my dear aunt sally)
Answer:
Parentheses, Exponents & roots, Multiplica- tion, Division, Addition, Subtraction
Q: If a problem only contains multiplication and division they are considered equal and you
work from left to right (same when the problem only contains addition and subtraction — work it
left to right)
Answer:
So: 64 divided 2 * 3 = Work it Left to right 64 divided by 2 = 32 x 3 = 96
Q: A ??? is a positive integer with exactly two positive factors*, 11 and itself; it cannot be
divided evenly by any other two integers. For example, the only positive numbers that divide 33
are 11 and 33.Therefore, 33 is a prime number. Prime numbers play an important role in
factoring, which we will explore later in this module.
Answer:
prime number
Q: prime numbers, only 1 and itself like 29
Answer:
It is a prime number. Prime numbers are always odd
Q: Composite number
Answer:
15–can divide by 1, 3, 5 so it is composite
Q: 2, 3, 5, 7 are all what type of numbers
Answer:
Prime
Q: Prime factorization
Answer:
Breaking down a composite number until all of the factors are prime (like 9 is 3 and 9 )
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