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Questions and Answers
What notation is commonly used for random variables?
What notation is commonly used for random variables?
- Upper case roman letters (correct)
- Lower case roman letters
- Greek letters
- Lower case italic letters
How is a cumulative probability formally written?
How is a cumulative probability formally written?
- $P(X = x)$
- $P(X eq x)$
- $P(X extless x)$ (correct)
- $P(X extgreater x)$
What does $P(X extless x)$ represent?
What does $P(X extless x)$ represent?
- The probability that X is less than x (correct)
- The probability that X is not equal to x
- The probability that X is greater than x
- The probability that X is equal to x
What does the notation $P(X extless x)$ help differentiate?
What does the notation $P(X extless x)$ help differentiate?
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What does $ extstyle x_{1},x_{2}, extellipsis ,x_{n}$ represent?
What does $ extstyle x_{1},x_{2}, extellipsis ,x_{n}$ represent?
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