Lesson 1: Random Variables Flashcards

1
Q

It is also known as stochastic variable.

A

random variable

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2
Q

It is the quantified random process wherein the real number is assigned or mapped to the outcomes in the random experiment.

A

random variable

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3
Q

It also refers to the function generated from the sample space to the set of real numbers.

A

random variable

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4
Q

It is denoted by any capital letter (e.g., X). X can be an function that maps the sample space to real numbers.

A

random variable

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5
Q

It is a related terminology in random variable that refers to determine the outcome of the variables being explored.

A

experiment

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6
Q

It is a related terminology in random variable that refers to the activities that can be done repeatedly with well-defined outcomes or possible outcomes that can be specified.

A

statistical experiment

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7
Q

It is a related terminology in random variable that are performed to determine the cause-and-effect relationships or to determine the outcome of the variables being explored.

A

experiment

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8
Q

It is a related terminology in random variable where you can have more than one outcome.

A

statistical experiment

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9
Q

It is a related terminology in random variable that refers to the set of all possible outcomes in a statistical experiment

A

sample space

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10
Q

It is a related terminology in random variable that refers to each of the outcomes.

A

sample point

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11
Q

It is a related terminology in random variable that refers to the well-defined subset of the sample space.

A

event

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12
Q

The 2 classifications of random variables.

A
  • discrete random variable
  • continuous random variable
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13
Q

It is a classification of random variable that refers to fine (countable) number of distinct values.

A

discrete random variable

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14
Q

It is a classification of random variable that refers to values that are exact and represented by non-negative whole numbers.

A

discrete random variable

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15
Q

It is a classification of random variable that refers to infinite number of values in an interval between two specific values.

A

continuous random variable

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16
Q

It is a classification of random variable that are measurable.

A

continuous random variable

17
Q

It is a classification of random variable that can be
represented in fractions and decimals.

A

continuous random variable

18
Q

This may vary in either quantity or quality.

A

ordinary variable

19
Q

The value is based on chances (outcomes from sample space).

A

random variable