Read the Following Scenario and Answer the Question Below

question 8

Multiple Choice

Read the following scenario and answer the question below.
After meeting with their instructor, Pablo and Johanna know that they need to change their experimental design. They contact a local puppy farm and arrange to do their study with 3-month-old litters of pups from four Irish setters, a total of 24 puppies, consisting of 12 females and 12 males.
-In order to have two sets of puppies, one set to be the control group and one set to be the experimental group, Pablo and Johanna should ______________

• A) put the 12 females in one group and the 12 males in the other group
• B) flip a coin for each dog to see which group it will be in
• C) put six males and six females in each group, with some from each litter in each group
• D) put all the puppies from two of the litters in one group and all of the puppies from the other two litters in the other group
• E) randomly choose one dog for the control group and use the other 23 in the experimental group

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Definitions:

Percentage Change

Percentage Change is a mathematical calculation that shows how much a quantity has increased or decreased as a percentage of its previous amount.

Incomes

Periodic earnings obtained from professional activities or financial investments.

Services

Economic activities that produce intangible goods, such as entertainment, healthcare, and education.

MPC

A measure of the rate at which consumers are likely to spend additional income, rather than save it.