Method sampleVariance

output/java_guava/1.4.16/Stats.java:284–290

Returns the unbaised sample variance of the values. If this dataset is a sample drawn from a population, this is an unbiased estimator of the population variance of the population. The count must be greater than one. This is not

()

  public double sampleVariance() {
           checkState(count > 1);
           if (isNaN(sumOfSquaresOfDeltas)) {
             return NaN;
           }
           return ensureNonNegative(sumOfSquaresOfDeltas) / (count - 1);
  }

  /**
   * Returns the