Which of the following is an appropriate display of data looking for an associat
ID: 3271526 • Letter: W
Question
Which of the following is an appropriate display of data looking for an association between whether or not a woman smoked during pregnancy and whether or not the baby was classified as having a low birth weight?
Segmented bar graph
Box plot
Bar graph
Dot plot
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Consider the following research question:
Does amount of experience have an impact on anxiety levels of skydivers immediately before a skydive?
For each term below, select whether it is an observational unit, a variable, or neither a variable nor observational unit for this research question.
options:
Age
Amount of experience (novice or expert)
Skydivers
First-time skydivers
123
Anxiety level
Variable
Observational Unit
Neither a variable nor an observational unit
Age
Amount of experience (novice or expert)
Skydivers
First-time skydivers
123
Anxiety level
1.Variable
2.Observational Unit
3.Neither a variable nor an observational unit
Explanation / Answer
Dot plot gives idea about association between variables
So here dot plot is ideal diagrammatic form.
Amount of experience has 2 cases: Novice, Expert.
Hence Amount if experience is OBSERVATIONAL UNIT.
Skydivers, First time skydivers are NEITHER VARIABLE NOR OBSERVATIONAL UNIT.
Anxiety level ,Age are VARIABLE.
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