21 The following sample data reflect shipments received by a large firm from three different vendors and the quality of those shipments. (You may find it useful to reference the appropriate table: chi-square table or Ftable) Vendor 1 Defective 32 2 3 20 33 Acceptable 121 80 155 a. Select the competing hypotheses to determine whether quality is associated with the source of the shipments. H Quality and source of shipment (vendor) are independent: H: Quality and source of shipment (vendor) are dependent OH Quality and source of shipment (vendor) are dependent: M: Quality and source of shipment (vendor) are independent b-1. Calculate the value of the test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic 0656 b-2. Find the p-value. 00.05 sp-value