Author’s Check Amounts and Benford’s Law Figure 10-6

(b) illustrates the observed frequencies of the leading digits from the amounts of the last 200 checks that the author wrote. The observed frequencies of those leading digits are listed below. Using a 0.05 significance level, test the claim that they come from a population of leading digits that conform to Benford’s law. (See the first two rows of Table 10-1 included in the Chapter Problem.)