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The following questions all pertain to the Samuel L. Card credit card (from Samu

ID: 3298856 • Letter: T

Question

The following questions all pertain to the Samuel L. Card credit card
(from Samuel L. Jackson Bank)

1.Samuel L. Card sent out a customer survey with ratings such as “5 = Strongly Agree, 4 = Agree, 3 = Neutral, 2 = Disagree, and 1 = Strongly Disagree.” These ratings are an example of ______________ variables.

2.If Samuel L. Card used credit scores to determine customers’ “credit worthiness,” the credit scores would be examples of _____________ variables.

3.Samuel L. Card wishes to classify new applicants as “Approved for Credit” or “Not Approved for Credit.” These classifications are examples of _____________ variables.

4.If Samuel L. Card doesn’t have the budget to send surveys to all of its customers, it would most likely send surveys to a ____________ of its customers.

5.ALL of Samuel L. Card’s customers would be considered the ______________.

6.The factors that Samuel L. Card evaluates to determine the credit worthiness of an applicant would be considered the ______________ variables in the experiment.

7.The answer to the previous question is typically represented in formulas by the letter ______.

8.The “credit worthiness” (i.e., “Approved” or “Not Approved”) of an applicant would be considered the ______________ variable in the experiment.

9.The answer to the previous question is typically represented in formulas by the letter______.

10.If Samuel L. Card used historical data from past customers to determine the “credit worthiness” of new applicants, the historical data would be called _____________ data.

11.In order to build a data mining model, Samuel L. Card’s software would make “guesses” of credit worthiness to compare to historical data. These guesses are called ______________ data.

12.When Samuel L. Card uses its finished data mining model to determine the credit worthiness of new applicant, the new applicant data would be called _______ data.

Explanation / Answer

1.Samuel L. Card sent out a customer survey with ratings such as “5 = Strongly Agree, 4 = Agree, 3 = Neutral, 2 = Disagree, and 1 = Strongly Disagree.” These ratings are an example of ______________ variables. Oridinall scale - Likert Variables

2.If Samuel L. Card used credit scores to determine customers’ “credit worthiness,” the credit scores would be examples of _____________ variables. Continous variable , as they would range on a numeric scale , say from 0 to 500

3.Samuel L. Card wishes to classify new applicants as “Approved for Credit” or “Not Approved for Credit.” These classifications are examples of _____________ variables.

Binary variables or FLAG variables or DUMMY variables , as they can be represented as 0(not approved) or 1 (approved)

4.If Samuel L. Card doesn’t have the budget to send surveys to all of its customers, it would most likely send surveys to a ____________ of its customers.

a representative sample of its customers

5.ALL of Samuel L. Card’s customers would be considered the ______________. Population

6.The factors that Samuel L. Card evaluates to determine the credit worthiness of an applicant would be considered the ______________ variables in the experiment.

Independent variables or Predictors

7.The answer to the previous question is typically represented in formulas by the letter "+"

Please note that we can answer only 4 parts of a question at a timeas per the answering guidelines , i have answered 7.

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