Question 1
What is a summary measure that is calculated from a sample to describe a characteristic of a
population?
(1) Boxplot.
(2) Data.
(3) Parameter.
(4) Population.
(5) Statistic.
Question 2
Which one of the following statements is incorrect?
(1) A population is a complete set of objects in the study while a sample is a subset of a population.
(2) A statistic is a property of a population while a parameter is a property of a sample.
(3) Data from a sample are in a form of variables, which can either be numeric or categorical.
(4) Quantitative data are numeric and can either be discrete or continuous.
(5) Qualitative data are categorical and uses labels to identify attributes.
1
Expert's answer
2020-04-02T13:08:41-0400
Question 1.
(5) Statistic.
Question 2.
(2) A statistic is a property of a population while a parameter is a property of a sample.
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