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Statlets Task List

Choose from the following list of tasks:

Plot

  1. Plot a single column of data.
  2. Plot Y versus X.
  3. Plot Z versus X and Y.
  4. Create a barchart or piechart.
  5. Display a two-way table.
  6. Calculate and plot probability distributions.

Summarize

  1. Calculate summary statistics.
  2. Tabulate categorical data.
  3. Construct a crosstabulation.

One Sample Analysis

  1. Analyze a single data sample.
  2. Test hypotheses about a sample mean and standard deviation.
  3. Determine a suitable sample size for estimating a mean.
  4. Determine a sutiable sample size for estimating a standard deviation.

Two Sample Analysis

  1. Compare two samples of unpaired data.
  2. Compare two samples of paired data.
  3. Test hypotheses about the difference of means or ratio of variances.
  4. Determine a suitable sample size for comparing two means.
  5. Determine a suitable sample size for comparing two standard deviations.

Analysis of Variance

  1. Compare several data samples.
  2. Compare several data samples with blocking.
  3. Oneway ANOVA
  4. Oneway ANOVA with blocking.
  5. Oneway ANOVA with covariate.
  6. Twoway ANOVA.
  7. Analysis of factorial experiments.
  8. Determine a suitable sample size for comparing several means.

Regression Analysis

  1. Fit a curve relating two data variables.
  2. Fit a calibration curve.
  3. Fit a polynomial regression model.
  4. Fit a multiple regression model.

Time Series Analysis

  1. Create and plot various descriptive statistics.
  2. Perform a seasonal decomposition.
  3. Forecast future values.

Rates and Proportions

  1. Estimate a binomial proportion.
  2. Estimate a Poisson rate.
  3. Compare two binomial proportions.
  4. Compare two Poisson rates.
  5. Determine a suitable sample size for estimating a proportion.
  6. Determine a suitable sample size for estimating a rate.
  7. Determine a suitable sample size for comparing two proportions.
  8. Determine a suitable sample size for comparing two rates.

Quality Control

  1. Construct a Pareto chart.
  2. Perform a process capability analysis.
  3. Create a control chart for individuals data.
  4. Create X-bar and R charts for grouped measurements
  5. Create X-bar and S charts for grouped measurements
  6. Create a P chart for sample proportions
  7. Create an NP chart for sample counts
  8. Create a U chart for sample defects per unit
  9. Create a C chart for number of defects per sample