Statistics quick referencefree for Android

Statistics quick referencefree app for android description: Statistics quick reference was designed by a qualified statistics instructor.
Each of the concepts was explained in detail followed by an example for better understanding.
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The topics include: 1)basic terms and definitions2)descriptive statistics frequency distribution frequency relative frequency cumulative frequency cumulative relative frequency graphical display of data dot plots bar charts histograms stem and leaf plots pie charts measures of central tendency and variability the mean the median the mode variance and standard deviation the range the coefficient of variation3)probability basics of probability definitions classical definition of probability conditional probability laws of probability rules of probability discrete probability distributions expected value of discrete random variable variance and standard deviation of discrete random variable continuous probability distributions the normal distribution the standard normal distribution t distribution how to read tables the standard normal distribution table t distribution table4)inferential statistics general guidelines (confidence intervals and hypothesis tests) large samples small samples minimum sample size required hypothesis tests (examples) confidence intervals (examples)5) applied statistics least squares linear regression(example computing regression equation) linear correlation (example computing correlation coefficient)