[Solved] Defects in marble countertops usually require the whole top to be reconstructed.In one kitchen shop,the percent defective in the past has been one percent.If a sample size of 30 is taken,what should the 95.5 percent upper control limit be? A)0.030 B)0.000 C)0.046 D)0.064 E)None of the above Sediment: Particles of organic or inorganic matter that accumulate in a solid layer on the bottom of a body of water or other liquid due to the process of sedimentation. Naked Eye: Relating to the ability to see or observe an object or event unaided by any optical instruments, such as telescopes or microscopes. Sandstone: A sedimentary rock consisting of sand-sized mineral particles or rock fragments compacted and cemented together. Natural Cements: Substances that occur in nature, which can act to bind materials together through a chemical or physical process.