Qnt 275 2019 solution | Statistics homework help

  

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

Traditional statistics

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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