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Statistics Made Easy - Schritt fuer Schritt mit dem TI-Nspire CX CAS

         Loese Statistics Probleme Schritt fuer Schritt mit dem TiNspire CX CAS Taschenrechner

Statistics Made Easy
Lauft nur auf dem TI-Nspire CX und CX CAS.
Laeuft nicht auf Computern!
TI-Nspire CX CAS TI-Nspire CX
TI-Nspire CX CAS TI-Nspire CX

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  • Users have boosted their Statistics and Probability knowledge.
  • Shows Step by Step solutions for most Statistics and Probability topics.
  • Step by Step Confidence Intervals for mean, proportion, 2 means, 2 proportions, variance, slope, etc.
  • Compute Sample Sizes for Confidence Intervals.
  • Step by Step Tests of Significance (Z-Tests, T-Tests, ChiSquare Goodness of Fit and Independence tests, 2-sample T tests, 2 proportion Z tests, for Variance, etc)
  • Step by Step F Test for 2 variances
  • Step by Step Regression.
  • Read about how Confidence Intervals behave.
  • Read about Significant Tests: Type 1 Error, Type 2 Error, Power of a Test.
  • Much easier handling than other Statistics packages: Choose to enter Data or Statistic values. Select Significant/Confidence Levels easily.
  • Distributions: compute probabilities, etc.
  • Includes Binomial, Geometric, Normal, Student-t, Exponential, Poisson,  Multinomial, Hypergeometric, F-, Chi-Square and more Distributions.
  • Probability Checker for independent events, disjoint events. Also solves P(A or B)=P(A)+P(B)-P(A and B) for the unknown.
  • Regressions: Linear , Quadratic, Cubic, Quartic, Sinusoidal, Logarithmic, Exponential, Power, MedMed
  • Step by Step Derive the Coefficients for a Linear Regression Line, the Coefficient of Determination and the Correlation Coefficient.
  • Also: Z-score Solver, Random Number Generator, etc
  • 1 or 2 variable stats on mean, mode, median, standard deviation, variance, range
  • Random Variables: Compute Variance, Expected Value and Standard Deviation.
  • Additional Modules x`on: Probability, Combinatorics, Percentages, Ratios, Proportions, Exponential and Logarithmic Functions, Exponential Function Solver, Equation Solver

    • Combinatorics
    •      n1*n2*n3*.. = Multiplication Principle
    •      n! = Number of Rearrangements
    •      nPr = Number of ways to rearrange r given n
    •      nCr = Number of ways to pick r given n
    •      n^r = # ways to rearrange n items repeated r times
    •      (n+r-1)!/((n-1)!*r!) = Select r given n w. repeatition
    •      Binomial Coefficients & Pascal Triangle

    •       Read: Introduction & Examples
    •       Read: Rules & Properties
    •       Odds <-> Probability
    •       Conditional Probability
    •       Expected Value: Find μ and s
    •       Read: Cards
    •       Read: Dice
    •       Read: Marbles
    •       Read: Coins
    •       P(A or B)=P(A)+P(B)-P(A and B)
    •       Check if A and B are dependent or disjoint
    •       P(A or B or C)

    •     Find Average
    •     Find  Geometric Mean and Harmonic Mean
    •     Find Weighted Average
    •     Find Std Deviation
    •     Find Quartiles & 5-Number Summary
    •     Find Percentiles
    •     Z-score Solver
    • Central Limit Theorem
    • Survey Sampling

    •     Find Regression Line y=mx+b
    •     Find Regression Line y=mx+b Step by Step
    •     Find Regression Line y=a+bx
    •     Read: All about Linear Regression
    •     Read: Correlation is not Causation!
    •     Find Median-Median Line y=mx+b
    •     Find Quadratic Regression y=ax^2+bx+c
    •     Find Cubic Regression y=ax^3+bx^2+cx+d
    •     Quartic Regression y=ax^4+bx^3+cx^2+dx+e
    •     Find Power Regression y=a*b^x
    •     Find Exponential Regression y=a*x^b
    •     Find Logarithmic Regression y=a+b*ln(x)
    •     Find Sinusoidal Regression y=a*sin(bx+c)+d
    •     Logistic Regression y=c*e^(bx)/(e^(bx)+a)

    •     Binomial Distribution Table
    •     Cumulative Binomial Distribution
    • Inverse   Binomial Distribution Solver: Find #successes given cumulative probability, success probability and #trials.
    • Inverse   Binomial Distribution Solver: Find #trials given cumulative probability, success probability and #successes.
    •     Normal Distribution
    •     Inverse Normal Solver
    •     Read: About Normal Distributions
    •     Exponential Distribution Table
    •     Geometric Distribution Table
    •     Cumulative Geometric Distribution
    •     Poisson Distribution Table
    •     Cumulative Poisson Distribution
    •     Student T-Distribution Table
    •     Cumulative T-Distribution
    •     Inverse T Solver
    •     Chi^2-Distribution Table
    •     Cumulative Chi^2-Distribution
    •     Inverse Chi^2-Solver
    •     F-Distribution Table
    •     Cumulative F-Distribution
    •     Inverse F-Solver

    •     Read: Confidence Intervals & their Behavior
    •     CI for Mean μ with known Standard Deviation
    •     CI for Mean: Sample Size given Margin of Error
    •     CI for 2 Means with known Standard Deviations
    •     CI for Mean μ with unknown Standard Deviation
    •     CI for 2 Means with unknown Standard Deviations
    •     CI for Proportion p
    •     CI for p: Sample Size given Margin of Error
    •     CI for 2 Proportions
    •     CI for Variance s^2 of Population
    •     CI for Variance s^2 of Sample

    •       Read: About Tests of Significance
    •       Z-Test for Mean Ho:μ=μo
    •       Z-Test for Means Ho:μ1=μ2
    •       Z-Test for Proportion Ho:p=po
    •       Z-Test for Proportions Ho:p1=p2
    •       T-Test for Mean Ho:μ=μ_o
    •       T-Test for Means Ho:μ1=μ2
    •       F-Test for Ho:s1=s2

    •       ChiSquared-Test: Goodness of Fit
    •       ChiSquared-Test of Independence
    •       Kruskal Wallis
    •       Sign Tests
    •       Wilcoxon Signed Rank Tests
    •       Wilcoxon Rank Sum Tests
    •       U-Test Mann Whitney

    •     Stochastic and Regular Stochastic Matrix
    •     Probability Vector
    •     Terminal State & Fixed Probability Vector
    •     Find A^n
    •     nth State of a Markov Chain: p0*A^n

    •     Moving Average
    •     Simple Exponential Smoothing
    •     Exponential Smoothing with Seed
    • Decision Analysis
    •     Wald Mini-Max Strategy
    •     Hurwicz Maxi-Max Strategy
    •     Savage Maxi-Min Strategy
    •     LaPlace Expected-Value Strategy
    •     Unequal Probability Strategy

    • HELP  & ABOUT
    •  Help & Use of Keys
    •  What to Input
    •  About us
    •  Set FontSize

Die ganze Funktionalitaet als PDF