Examlex
When constructing a confidence interval for a sample proportion, the t distribution is appropriate if the sample size is small.
Sandstone
A sedimentary rock composed mainly of sand-sized mineral particles or rock fragments, commonly used in building and construction.
Shale
A fine-grained sedimentary rock formed from clay and other minerals, often used in the production of oil and natural gas through fracking.
Conglomerate
A sedimentary rock made up of rounded pebbles, cobbles, and boulders cemented together.
Unconformity
A surface of contact between two groups of unconformable strata, indicating a period of erosion or non-deposition.
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