Data Gathered from Home Improvement Retailers (E

question 8

Multiple Choice

Data gathered from home improvement retailers (e.g.Lowe's, Home Depot, etc.) and publishing companies (magazines, books, etc.) were merged into one data warehouse.
Below are some of the variables for which data were collected.Which is/are
Demographic?

• A)Number of magazine subscriptions.
• B)Monthly expenditures on cleaning supplies.
• C)Homeowner (Yes or No).
• D)Both A and B

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Definitions:

Effect Size

A quantifiable measure of the magnitude of a phenomenon or the strength of a relationship in a statistical analysis.

Statistical Tests

Procedures used in inferential statistics to determine the probability of a hypothesis being true based on sample data.

Degrees of Freedom

The amount of distinct quantities or measures which are assignable to a statistical distribution without contravening existing constraints.

Test Statistic

A numerical value derived from an experiment's data, utilized in hypothesis testing to decide if the null hypothesis should be dismissed.