A Student Was Interested in the Cigarette Smoking Habits of College

question 62

Multiple Choice

A student was interested in the cigarette smoking habits of college students and collected data from an unbiased random sample of students. The data is summarized in the following table: What type of chart best represents relative class frequencies?

• A) Bar Chart
• B) Pie Chart
• C) Scatter plot
• D) Frequency Polygon

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Definitions:

Sample Increases

The process or act of enlarging the sample size in statistical experiments, aiming to make findings more reliable by reducing sampling error.

Level of Significance

A threshold used in statistical testing to determine whether to reject the null hypothesis, commonly denoted as alpha (α).

Confidence Coefficient

The probability level or percentage that measures the degree of certainty in a confidence interval.

α

Often represents the level of significance in statistical tests, marking the probability threshold below which the null hypothesis is rejected.