A Survey of Online Consumers Asked Respondents to Indicate How

question 3

Multiple Choice

A survey of online consumers asked respondents to indicate how much money they spent for online purchases during the most recent Christmas holiday season.These data were analyzed to see if gender and income level influence the amount consumers spend online for holiday shopping.Which of the following statements is true?
I.This is an experimental study.
II.This is a randomized block design.
III.This is an observational study.

• A)I only
• B)II only
• C)III only
• D)Both I and III
• E)Both II and III

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Definitions:

Glucosamine

A natural compound found in cartilage, often used as a dietary supplement to treat joint pain and conditions such as osteoarthritis.

Dosage Levels

The varying amounts or concentrations of a drug or substance used in experimental research or treatment protocols.

Volunteer Insomniacs

Individuals who offer themselves for sleep research or related studies without the expectation of payment.

Yoga Classes

Organized sessions where individuals practice yoga, a series of physical postures, breathing exercises, and meditation for health and relaxation.