A Researcher Wants to Investigate Whether Different Forms of Exercise

question 79

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)Completely randomized over one factor (exercise)
• B)Randomized block design,blocking on age,with one factor,exercise.
• C)Randomized block design,blocking on exercise,with one factor,age
• D)Completely randomized over two factors,exercise and age
• E)None of the above

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Definitions:

Basic Motor Skills

Fundamental movements such as grasping, moving, and coordination that are typically developed during childhood.

Cultural Variations

Differences in customs, beliefs, practices, and social behavior among various cultures or societies.

Malnourished

A condition resulting from not consuming enough nutrients, leading to health problems like stunted growth and poor immunity.

Neurological Deficits

Impairments or losses in the functioning of the nervous system resulting from injury, disease, or a disorder affecting the brain, spinal cord, or other nerves.