Number of form submission As expected, users performed better with the improved version of the forms. In all three forms they needed fewer trials to successfully submit the form: Suddeutsche (χ2 = 11.20, p < .001), NZZ (χ2 = 12.93, p < .001), and Spiegel (χ2 = 3.29, p = .035). See Table 3 for corresponding data.