Timber salvage is commonly done following a natural disturbance, to recover some value from the damaged forest. On public lands, salvage decision-making is complicated by the impact of this activity on a suite of ecosystem services that are valued by a wide variety of people. The US. Forest Service wants to know if there is evidence to indicate that the proportion of subjects in each group who is satised with their handling of salvage sales is different across the 4 main areas of this country. Test the claim that at least one of the proportions is different using the following data. a = 0.01 Select the correct critical value. Northeast South West 92 51 93 83 57 67 143 187 150