concrete data set

• "cement" - Portland cement in kg/m3
• "slag" - Blast furnace slag in kg/m3
• "fly_ash" - Fly ash in kg/m3
• "water" - Water in liters/m3
• "superplasticizer" - Superplasticizer additive in kg/m3
• "coarse_aggregate" - Coarse aggregate (gravel) in kg/m3
• "fine_aggregate" - Fine aggregate (sand) in kg/m3
• "age" - Age of the sample in days
• "strength" - Concrete compressive strength in megapascals (MPa)