Statistics

1. __________ consists of a set of concepts and techniques that are used to describe populations and samples.

Traditional statistics

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Random sampling

Data mining

Time series analysis

2. College entrance exam scores, such as SAT scores, are an example of a(n) _____________ variable.

ordinal

ratio

nominative

interval

3. Any characteristic of an element is called a ____________.

set

process

variable

D)census

4. Statistical ____________ refers to using a sample of measurements and making generalizations about the important aspects of a population.

sampling

process

analysis

inference

5. Examining all population measurements is called a_____________.

census

frame

sample

variable

6. Jersey numbers of soccer players is an example of a(n) ___________ variable.

nominative

ordinal

interval

ratio

7. Which of the following is not a method of predictive analytics?

factor detection

outlier detection

bullet graphs

association learning

8. Non-overlapping groups in random sampling of a population are called

clusters.

frames.

strata.

stages.

9. A sequence of operations that takes inputs and turns them into outputs is a ____________.

process

statistical inference

runs plot

random sampling

10. An identification of police officers by rank would represent a(n) ____________ level of measurement.

nominative

ordinal

interval

ratio

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