Statistics TI89 App with Step by Step Solutions

Solve Statistics questions stepwise using the TI89 Calculator

Scroll down to select APP and observe the provided
Step by Step solutions to the right. It is worldwide
the only Math software that can do this!!!   

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Version 7.0 

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  F1:  Statistics F2:  Regressions F3: Distribution F4: Confidence Intervals F5: Tests F6:  More Statistics F7:  Exit
1 Plot Data
(incl. Normal Probability Plot)
Step by Step
Binomial About CI About Statistical Tests Probabilities Exit
2 Compute Average, Median, Mode Residuals Negative Binomial Margin of Error Stat Tests or Confidence Intervals Pdf(X) continuous About
3 Compute Mean, Variance and Standard Deviation stepwise Interpret b, r,r^2 Geometric Mean μ, Variance known Z-Test for Mean μ Joint Probability -
4 1 or 2-Variable Statistics Correlation does not equal Causation Multinomial Find Sample Size Z-Test for Mean μ1-μ2 Joint Probability -
5 Skewness& Kurtosis Quadratic Hyper-Geometric μ1-μ2 , Variance known Z Test for Proportion p Joint Probability -
discrete2: Find means, variance, covariance, correlation coeff. etc
6 Rules on μ, σ Cubic Poisson Proportion p Z Test for p1-p2 Find cdf given pdf and vice versa.  
7 Weighted Average Quartic Normal Find Sample Size T Test for Mean μ Combinatorics  
8 Moving Average Power Student T 2 Proportions p1-p2 T Test for mean μ1- μ2 Exponents and Logarithms: Functions, Rules, Solver  
9 Covariance Matrix Exponential Chi-Square Mean μ, Variance unknown T Test for slope β Random Variables  
A Z-score Solver Logarithmic Exponential μ1-μ2, Variance unknown Test Variance σ2 Markov Chains incl.
-Probability Vector
-Stochastic Matrices
-Nth and Terminal States
-Absorbing States
B Random Numbers Sinusoidal F Variance σ2 (Population) F Test for σ1=σ2 Matrices incl.
-Addition, Subtraction, Multiplication
-Solve n by n System
C Draw Random Samples from a variety of distributions Logistic Beta Variance σ2 (Sample) ANOVA
Ratios, Proportions  
D Law of Large Numbers MedMed Gamma Slope β 2-way ANOVA Percentages  
E On Samples, Surveys and more Multiple Regression Weibull Multiple Regression: Tests ChiSquare Goodness of Fit Test Compute  
F Simpson Paradox   Uniform   ChiSquare Test for Independence Solver  
G Control Chart   Sampling   4 NonParametric Tests:
Sign Test,
Rank Sum T.
Signed Rank Sum
Kruskal Wallis
H Compute Gamma(n)   Margin and Conditional   Friedman Test Factor  
I     Double Exponential Distribution   4 NonParametric Tests for 1 samples: 
Sign Test,
Rank Sum T.
Signed Rank Sum
J     Cauchy Distribution   Multiple Regression: Confidence and Prediction Intervals Common Denominator  
K     Bivariate Normal Distribution     Simplify Fractions  
L     Discrete
Probability Distribution
M     Grouped
Frequency Distribution




Module: Probabilities

  F1:  Rules F2:  Cards F3: Dice F4: Marble F5: Coins F6: P(A or B) F7: Exit
1 Definition Examples Examples Examples Examples P(A or B) Exit
2 Properties         P(A or B or C)  
3 Odds         P(A or B or C or D)  
4 Compute Expected Value, Variance and Standard Deviation stepwise            
5 Do Conditional Probability            
6 Pick among the integers 1,2,.,N and compute probabilities            





Module:  Combinatorics

  F1:  Counting Principle F2:  nPr F3: nCr F4: Pascal Triangle F5: Exit
1 Compute Compute nPr Compute nCr Virtual Triangle Exit
2 Tutorial Tutorial Tutorial Find nth Row  




Module: Exponential & Logarithmic Functions

  F1:  Rules F2:  Functions F3: Solver F4: Exit
1 Exponents Exponential Exponential Growth Exit
2 Logarithms Logarithmic Money-Growth  
3 Log: Compress   Solve any Equation  
4 Log: Expand