Difference between revisions of "Stat 202 Objectives"

Revision as of 13:54, 24 January 2018

By the end of the course, students will be able to ...

Chapter 1

• Given a data table and the story behind the data, identify the cases and list the variables.
• Identify a variable as either nominal, ordinal, identifier, binary, or quantitative.

Chapter 2

• Define and report the distribution of a categorical variable.
• Be able to convert between frequency, relative frequency, and percent.
• Tell when two plots of categorical data show the same distribution.

Chapter 3

• Define distribution of a quantitative variable.
• Create stem and leaf displays from data.
• Tell from a histogram whether a distribution is symmetric or left or right skewed.
• Tell whether a histogram is uniform, unimodal, bimodal, or multimodal and why.
• Tell whether a histogram shows outliers, or gaps.
• Describe how to compute the median.
• Describe how to compute the mean.
• Describe how to compute the lower and upper quartiles and the interquartile range (IQR).
• Describe how to compute the standard deviation.
• For summary statistics, describe the difference between resistant to outliers and sensitive to outliers.
• Compute the 5-number summary of data.
• Given data, compute the value for a specific percentile.
• Given data, compute the percentile for a specific value.

Chapter 4

• Comparing boxplots across groups, tell which groups have the greatest, and least, medians.
• Comparing boxplots across groups, tell which groups have the greatest, and least, interquartile range.