Topic (Section)

Exam #1

• Sampling Techniques: convenience, random, cluster, stratified, systematic 1-3
• Data Types and Level of Measurement: quantitative/qualitative and nominal, ordinal, interval, ratio 1-4
• Frequency Distributions: construction, relative frequencies  2-1
• Histograms 2-1
• Measures of Central Tendency: mean, median, calculations, determination of skewness.   3-1
• Measures of Position: percentiles, quartiles, calculations, finding in a data set.   3-1
• Pareto Principal   13-1
• Fishbone Diagram   13-1
• Proactive/Reactive Control   13-1 & Notes

Exam #2

• Standard Deviation: calculating from a sample, reason for n-1 in denominator 3-2
• Interquartile Range: determining form data 3-2
• Interpretation of mean and standard deviation: empirical rule, Tchebysheff's theorem, applications 3-3
• Standardized data: z-score, calculation, interpretation 3-3
• Normal Distribution: characteristics, calculating probabilities using the table, solving for maximum of minimum conditions 5-1
• Uniform Distribution: determining probabilities from 5-2
• Exponential Distribution: connection to Poisson process, lambda, determining probabilities from 5-2
• Sampling Distribution: characteristics, probabilities based on averages 6-2
• Central Limit Theorem: concept, application, calculating probabilities 6-2

• Confidence Intervals: critical values, margin of error, calculation, interpretation 7-1
• Sample Size: impact of confidence, margin of error, and standard deviation 7-2
• Hypothesis Testing: null/alternative, test statistic, use of critical value, p-value, type I&II errors, application of the test for one mean 8-1
• Test for One Proportion: z-statistic, application 8-2
• Test for Two Variances: F-statistic, F-table 9-1
• Test for Two Means: t-statistic, pooled standard deviation and degrees of freedom, application 9-2

• Test for Two Proportions: requirements for normal approximation, p-bar, z statistic, p-value or critical value approach. 9-3
• Correlation: scatter plots, positive or negative correlation, strength of correlation, test for significant correlation 11-1