Examine the frequency histogram for the the approximation of the sampling distribution obtained from repeated sampling shown at right. A normal curve is superimposed on the histogram. 140 - 120 100 80 Frequency 60 40 20 - 0.06 0.12 0.18 0.24 0.30 0.36 0.42 0.48 Values of p-hat Based on the histogram and your answers to the previous set of questions, the the approximation of the sampling distribution obtained from repeated sampling appears to be