In a sample of 5,500 randomly sampled adults between 2006 and 2010, the average age at first marriage among these adults was 23.44 with a standard deviation of 4.72. State the letter of the plot below that best corresponds to the sampling distribution of the sample mean age at first marriage. Then, explain why the other two plots are not correct in no more than 2-3 sentences. 22 8 23.0 23.2 23.4 23.6 23.8 24.0 23.2 23.4 23.6 23.8 24.0 24.2 22.5 23.0 23.5 24.0 24.5 Edit View Insert Format Tools Table 12pt Paragraph B I U A & TV