Pittsburgh — Dick’s Sporting Goods plans to open as many as “75 to 100” new House of Sport stores over the next 5 years, according to Lauren Hobart, CEO of the Pittsburgh-based retailer. House of Sport is a retail concept that provides interaction and experiences including putting greens, rock walls, batting cages and turf baseball fields, along with sports-related apparel and equipment for sale. There are currently three House of Sports stores in Rochester, N.Y.; Knoxville, Tenn.; and Minnetonka, Minn. “House of Sport will be a significant part of our …