Statistics_Review Chapter 1

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Hard
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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The entire collection of individuals or objects about which information is desired is called the ....................... of interest.
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A ................... is a subset of the pop- ulation, selected for study in some prescribed manner.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The supervisors of a rural county are interested in the proportion of property owners who support the construction of a sewer system. Because it is too costly to contact all 7000 property owners, a survey of 500 owners (selected at random) is undertaken. What is the population in this scenario?
The 500 property owners surveyed.
The supervisors of the rural county
All 7000 property owners in the county
The construction workers for the sewer system.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The rural county supervisors are interested in the proportion of property owners who support the construction of a sewer system. Because it is too costly to contact all 7000 property owners, a survey of 500 owners (selected at random) is undertaken. What is the sample in this scenario?
The 500 property owners surveyed.
The supervisors of the rural county
All 7000 property owners in the county
The construction workers for the sewer system.
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
......................... statistics is the branch of statistics that includes methods for organizing and summarizing data.
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
.......................... statistics is the branch of statistics that involves generalizing from a sample to the population from which it was selected and assessing the reliability of such generalizations.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A univariate data set is .................... (or qualitative) if the individual observations are categorical responses.
Select one
Categorical
Cross-sectional
Quantitative
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