Casserole
American cuisine
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Strata - Strata album - was created on 2004-07-27.
Strata.
pop
Comedy.
Harsh
In stratified sampling, the population to be sampled is divided into groups (strata), and then a simple random sample from each strata is selected. For example, a state could be separated into counties, a school could be separated into grades. These would be the 'strata'.
The plural for stratum is strata.
A shiney little gas thing. :
hypothesis
concentrated in the south
The word Strata is plural for of the word Stratum. Stratum means a layer of material. So just by guessing I would say that in political science, the word strata means levels of government. Such as Congress, The House of Representatives, the President, etc.