Stockholder Voting. A small company has four stockholders. One stockholder has 400 shares, a second stockholder has 300 shares, a third stockholder has 200 shares, and the fourth stockholder has 100 shares. In a vote on a new advertising campaign, the first stockholder votes yes, and the other three stockholders vote no. Explain how the outcome of the vote can be expressed as a weighted mean. What is the outcome of the vote?