Free Statistics Tests Review Notes

Statistics Test Review Notes

Statistics Tests with Answers are designed for use with these review notes.

Review 1 Descriptive Statistics

Reading from the Net and Other Notes

Taxonomy of Statistics  reviews what you will be  studying

Survey Design and Scientific Method

2 Nature of Statistics and Measurement
3 Measurement Scales
Many users prefer to do the Quick Question first as they are a concise review of basic concepts.

The following graphs are not covered by other notes.
Stem and Leaf Displays
and Box Plots.
Dotplot Summaries Applet

10 The Mean
11 Other Measures of Location

A little extra! Summation notation from HyperStat Online explains a type of notation used by some text books.

16 Measures of Dispersion
17 Using Measures to Determine Variability

22 Mean & Median and Mode for Grouped Data
23  Nonsymmetrical Data and Skewness
Those skipping grouped calculations may skip section 3 of page 22.

A little extra! Rice Virtual Statistics Lab  has dynamic Java 1.1simulation of the Sampling Distribution and Confidence Intervals

28 Dispersion of Grouped Data
29 Quartiles-Percentiles

Those skipping grouped calculations should

A little extra! Rice Virtual Statistics Lab has dynamic Java 1.1demonstration on the
Confidence Interval on a Proportion

Formula Review for Descriptive Statistics page 34
People skipping grouped calculations may skip  questions 2, 7, and the second part of nine. Additional Practice Problems

Review 2 Probability

40 Introduction to Probability
Western Michigan U. provides these exercises
Random Variables
Discrete Populations (Probability Models)
Parameters
More Parameters
Binomial Probability Model
Poisson Probability Model
Amazing Applications of Probability
46-7 Multiplication, Bayes' Law, Counting
52 Binomial Probability Distribution
53 Poisson Probability Distribution
66 Sampling Distribution of the Mean Mu
67 Central Limits Theorem

A little more! Rice Virtual Statistics Lab  has dynamic Java 1.1demonstration on the Sampling Distributopm Simulation and Confidence Intervals
Sampling Distributions Simulations
Burt Gerstman of San Jose State University has an interesting Review with Exercises
A little more! Rice Virtual Statistics Lab has dynamic Java 1.1demonstration on the Confidence Interval on a Proportion

Probability Formula Review

Inferential Statistics consists on Parametric and Nonparametric Statistics

Review 3 Parametric Statistics
A Taxonomy of Parametric Statistics. Inferential Statistics Dr. Timothy Placek of
Auburn University

84 Large Sample HT

85 Two-tail test

### Don't believe in the Null Hypothesis?  Dr. Ho Yu Type I and Type II Errors Lecture Dr. T. P Error Type Video from Bionic Turtle t-dist vs. z-dist Dr. T. P O.J. trial and Hypothesis Testing

88 Two large samples
89 Type 2 error

94 one-tail of one sample proportion
95 one & 2-tail of 2 sample prop

98 one-tail, 1 small sample
99 two-tail of 2 small samples, paired difference test

Degrees of Freedom from onlinestatbook.com
Burt Gerstman of San Jose State University has an interesting
Review with

Exercises

and  t Procedure Exercises.

102 x-bar chart
103 R & p charts

ANOVA simulation
114 Two-Factor Analysis of Variance
115 example, comparing 3 means

Review 4 Nonparametric Statistics Review Notes
120 chi-square, Goodness of Fit
121 Test for independence
Least Squares Dr. T. P
Two-way tables applets
126 run test, one sample, one tail sign test
127 Mann-Whitney test

132 two-tail of two sample sign test
132 testing three medians using Kruskall-Wallis

Study Design and Choosing Statistical Tests  from BMJ

Study design from BMJ

Review 5 Correlation and Regression

146 Correlation
147 Coefficient. of Determination

### Guess Correlation Not covered by Quick Notes Spearman's Rank Correlation -Wiki Rank Order Correlation Calculator, click OK

152 Regression
153 Interval Estimate of a conditional mean
Lines and Slope - Review is a introduction/reminder of graphing with slope and y-intercept.
Least Squares Regression Applet
Multiple Regression is not covered by Quick Notes.

Correlation and Regression Review Formulas