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Stat > T Stats > One Sample
  1. Choose the With Data option to use sample data from the StatCrunch data table.
    1. Select the column containing the sample data values.
    2. Enter an optional Where statement to specify the data rows to be included.
    Alternative: Choose the With Summary option to enter the Sample mean, Sample standard deviation and Sample size.
  2. Select the Hypothesis test or Confidence interval option.
    1. For a hypothesis test, enter the null mean and choose ≠, <, or > for the alternative.
    2. For a confidence interval, enter a value between 0 and 1 for Level (0.95 provides a 95% confidence interval).
  3. Click Compute! to view the results.
This example tests to see if the average home listed in College Station is larger than 2000 square feet, using the data set at www.statcrunch.com/app/?dataid=1046844

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