A Health Educator Wants to Evaluate the Effect of a Dental

question 14

Multiple Choice

A health educator wants to evaluate the effect of a dental film on the frequency with which children brush their teeth. A random selection of 8 children are used for the experiment. First, a baseline of the number of times the children brush their teeth over a month's period is established. Next, the children are shown the dental film and again the number of teeth brushings are recorded for a month. The following data are recorded. Using a = 0.05 2 tail , what do you conclude?

• A) retain H 0 ; the film has no effect on the frequency of tooth brushing
• B) reject H 0 ; the film affects the frequency of tooth brushing
• C) accept H 0 ; the film has no effect on the frequency of tooth brushing
• D) reject H 0 ; chance alone is a reasonable explanation of the data

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Definitions:

Consensus Prematurely

Reaching an agreement or decision before all aspects and perspectives of an issue have been fully explored or debated.

Team Building

The process of enhancing social relations, clarifying team members' roles, and solving task and interpersonal problems that can affect team functionality.

Brainstorming

A creative group activity aimed at generating a large number of ideas for the solution to a problem.

Creativity

The ability to produce original and unusual ideas, or to make something new or imaginative.