A variable whose values are not known with certainty is called a _____.
A) certain variable
B) random variable
C) constant variable
D) decision variable
Correct Answer:
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Q1: The data on grades (A, B, C,
Q1: _ act(s) as a representative of the
Q5: The difference in a variable measured over
Q7: A variable is defined as a
A) quantity
Q7: In a(n) _, one or more variables
Q9: The data collected from the customers in
Q10: A set of values corresponding to a
Q11: A summary of data that shows the
Q19: The act of collecting data that are
Q20: _ are collected from several entities at
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