The Following Data Represent the Number of Children in a Sample

question 153

Essay

The following data represent the number of children in a sample of 10 families from a certain community: 4,2,1,1,5,3,0,1,0,and 2.
a.Compute the range.
b.Compute the variance.
c.Compute the standard deviation.
d.Compute the coefficient of variation.
e.Explain why in this case range > variance > standard deviation > coefficient of variation.

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Definitions:

Panel

In research, a panel is a group of people selected to participate in a study over a period of time, often used in longitudinal studies to observe changes over time.

Cohort

A group of individuals sharing a particular characteristic, typically defined by the year or period of birth, used in statistical analysis or studies.

Dichotomous Questions

Dichotomous questions are a form of survey question that present only two possible answer choices, such as 'Yes or No.'

Funnel Format

A method or structure resembling a funnel, used to guide processes or presentations from broad concepts to specific points.