L0 12.4: I can determine and discuss the application of elasticity in a given scenario. The worldwide demand for smartphones can be modeled by q = 0.17\"}?2 63p + 5,900 million units sold annually (100 s p s 200). where p is the unit price in dollars. Find the price elasticity of demand, E. when the price is set at $150. Round :0 two decimal places