Your Child Will Be in Grade 6 Next Year and You

question 43

Multiple Choice

Your child will be in Grade 6 next year and you begin to wonder if he or she might experiment or even begin to smoke cigarettes.According to the 2008-2009 Youth Smoking Survey,which statistic would most accurately provide some insight into your question?

• A)For youth in Grades 6-9,the average age at which youth first smoked a whole cigarette was 13.
• B)For youth in Grades 6-9,the average age at which youth first smoked a whole cigarette was 14.
• C)Three percent of Canadian youth in Grades 6-9 are smokers.
• D)Ten percent of Canadian youth in Grades 6-9 are smokers.

Identify and apply the appropriate z-value or critical value for various confidence levels in confidence interval construction.

Calculate the required sample size for estimating population parameters within a given margin of error and confidence level.

Realize the impact of sample size, confidence level, and variability on the width of confidence intervals.

Understand the concept of point estimation and its application in estimating population parameters.

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Definitions:

Cognitive Processes

Mental activities involved in the acquisition, storage, manipulation, and retrieval of information, fundamental to learning and perception.

Black Box

A term used in various fields to describe systems or objects where the input and output are known, but the internal workings are not visible or understood.

Cognitive-affective Units

Psychological structures within an individual that influence how they perceive, evaluate, and respond to social stimuli.

Environmental Stimuli

External factors or changes in the environment that can affect an organism's behavior or physiological responses.