Question

In: Statistics and Probability

Description of Data The data being used for this lab are based on data collected after...

Description of Data

The data being used for this lab are based on data collected after the 2009 war ended that was between Israel and the Hamas militias in the Gaza Strip. Responses were obtained from 200 individuals that were exposed to rocket attacks during that period. The variables in the study include:

  • ID: Used to indicate the ID# of the participant
  • family income: The household income of the individuals (expressed in thousands)
  • gender: The gender of the individuals that responded to the survey
  • family in range: Indicates whether or not the participant’s family decided to stay in the range of the rockets (Not in rocket range vs. In rocket range)
  • family size: The size of the family (Small, Medium, Large)
  • anger: Respondents were asked to estimate the level of anger they felt during the war on a sliding scale of 1 to 100
  • fear: Respondents were asked to estimate the level of fear they felt during the war on a sliding scale of 1 to 100
  • perceived threat: Respondents reported the level of threat they perceived in the area (Low, High)

A subset of this data is shown in the image below:

Question 1

What level of measurement is "ID"?

-nominal

-ordinal

-interval

-ratio

Question 2

What level of measurement is "family.income"?

-nominal

-ordinal

-interval

-ratio

Question 3

What level of measurement is "gender"?

-nominal

-ordinal

-interval

-ratio

Question 4

What level of measurement is "family.size"?

-nominal

-ordinal

-interval

-ratio

Question 5

What level of measurement is "anger"?

-nominal

-ordinal

-interval

-ratio

Question 6

What level of measurement is "perceived.threat"?

-nominal

-ordinal

-interval

-ratio

Question 7

Calculate the following values for the variable "fear":

Mean =

Mode =

Median =

Question 8

Based on the values calculated above, what type of distribution is the variable "fear" most likely to have?

-leptokurtic

-platykurtic

-positively skewed

-negatively skewed

Solutions

Expert Solution

ID: Used to indicate the ID# of the participant is used to label the participant.

Question 1

What level of measurement is "ID"?

-nominal(Ans)

family income: The household income of the individuals (expressed in thousands), it has a defined zero point

Question 2

What level of measurement is "family.income"?

Ratio

gender: The gender of the individuals that responded to the survey, it has no ordering, just used to label the sex of the participant.

Question 3

What level of measurement is "gender"?

Nominal

family size: The size of the family (Small, Medium, Large) categorised or ordered in 3 classes.

Question 4

What level of measurement is "family.size"?

Ordinal

anger: Respondents were asked to estimate the level of anger they felt during the war on a sliding scale of 1 to 100, a level of 90 and 100 has same difference as much as the difference between 80 and 90, but we cannot say a level of 50 is half of a level of 100.

Question 5

What level of measurement is "anger"?
Interval

perceived threat: Respondents reported the level of threat they perceived in the area (Low, High)

Question 6

What level of measurement is "perceived.threat"?

Ordinal

For the variable fear please provide all data for further calculations.


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