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Statistics |
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Statistics meets the requirements for both the DSST and ECE examinations. These exams cover material normally taught in a one-semester introductory course in statistics at the undergraduate level. You must have a basic knowledge of algebra. The exam tests the following abilities:
- Interpretation of various types of data
- Determination of implications and consequences
- Performance of statistical calculations
- Use of abstractions and concrete situations
- Performance of statistical calculations
Topics covered in this course are:
- Descriptive Statistics
- Histograms
- Averages
- Standard deviation
- Normal approximation for data
- Standard units
- Areas under the normal curve
- Quartiles
- Percentiles
- Correlation and Regression
- Scatter diagrams
- Correlation coefficient
- Estimation and the line of best fit
- Probability
- Basic concepts
- Dependent and independent events
- Compatible and incompatible events
- Binomial formula
- Combinations and permutations
- Chance Models and Sampling
- The law of averages
- Expected values
- Standard error
- Normal approximation
- Confidence intervals
- Sample size
- Sample average
- Estimating accuracy of sample average
- Test of Significance
- Null hypothesis
- Significance levels
- Comparing two samples
- T-test and x2 Test
(Taken from “Principles of Statistics,” DSST Fact Sheet, Thomson Prometric. and from "Excelsior College Examination Content Guide for Statistics," Excelsior College Examinations.) |
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