Printable model = new AsymmetricSampledNormalModel(m, m);
    String format = model.asFormatString(null);
    assertEquals("format", "asnm{n=0 m=[1.100, 2.200, 3.300] sd=[1.100, 2.200, 3.300]}", format);
    String json = model.asJsonString();
    GsonBuilder builder = new GsonBuilder();
    builder.registerTypeAdapter(Model.class, new JsonModelAdapter());
    Gson gson = builder.create();
    AsymmetricSampledNormalModel model2 = gson.fromJson(json, modelType);
    assertEquals("Json", format, model2.asFormatString(null));
  }