A Researcher Wants to Investigate Whether Different Forms of Exercise

question 9

Multiple Choice

A researcher wants to investigate whether different forms of exercise can be used to help hyperactive children.A group of 90 children is divided into two groups according to age - those aged 9-12 and those aged 5-9.Within each age group the children are randomly assigned to one of three groups.The first group will just do their normal exercise.The second group will be given an additional exercise routine (moderate) .The third group will be given an additional exercise routine (strenuous) .At the end of a four month period parents will be asked to evaluate their children's progress.

• A)Double blind
• B)Single blind
• C)Neither

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Definitions:

Economy's Capacity

The maximum level of output that an economy can produce without leading to inflation, utilizing its available resources efficiently.

Opportunity Cost

The price paid for not selecting the next most favorable alternative during decision-making.

Attending College

Attending College refers to the act of enrolling in and attending an institution of higher education in pursuit of a degree or certificate.

Most Valued Opportunity

Refers to the highest ranked alternative forfeited when a particular decision is made, also known as the opportunity cost.