code: public static void probability(Double value, String message) {
  		if(!validation) return;
  		Validate.inclusiveBetween(0.0, 1.0, value, message);
  	}
docs: Checks if the given double is a probability (lies between 0.0 and 1.0, inclusive).
  @param value The double value to validate.
  @param message The error message to include in the exception in case the validation fails.
  @throws ParameterException if the given double value lies outside the bounds.