16. if the percent defectives in a sample goes below the lower limit of a control chart, what should be done:
    1. Ignore it; it indicates improvement
    2. Decrease the lower limit
    3. Investigate the cause
    4. Decrease the sample size
       1. Strategy is an attempt to match:
          1. Industry and company strengths
          2. Competition and industry
          3. Economic development and strategy
          4. Structure and personnel
             1. Vertical integration involves the acquisition of:
                1. Buyers
                2. Competitors
                3. Substitute products
                4. Securities