Quantitative forecasting models are used to forecast future data as a function of past data. They are appropriate to use when past numerical data is available and when it is reasonable to assume that some of the patterns in the data are expected to continue into the future.ualitative forecasting techniques are subjective, based on the opinion and judgment of consumers, experts; they are appropriate when past data are not available. They are usually applied to intermediate-or long-range decisions.
The PPL Building is Allentown's tallest building at 322 feet (98 m), and the Renaissance Centre is the tallest in Erie at 198 feet (60 m). The tallest building in Reading, Pennsylvania, is the Berks County Courthouse, rising 275 feet (83 meters). List of tallest buildings in Philadelphia.
One World Trade Center Is Officially America's Tallest Building, But Other Countries Go Taller. One World Trade Center, New Yorkâs new skyscraper, earned the title of America's tallest building Tuesday. Slated to open in 2014, the new structure knocked Chicagoâs Willis Tower (formerly known as the Sears Tower) to second-tallest in the country.