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Discuss the normal distribution in relation to measures of central tendency mean, median, and mode). How does it differ from a skewed distribution?
Peat Coal
A precursor to coal formed from the partial decomposition of plant material in wet, acidic conditions, often used as fuel.
Synthetic Fuels
Man-made substances created to mimic traditional fossil fuels, often produced from coal, natural gas, or biomass, and intended to be a less polluting energy source.
Lignite Coal
A soft brownish coal showing traces of plant structure, the lowest grade of coal due to its relatively low heat content.
Bituminous Coal
A type of coal noted for its relatively high energy and carbon content, used primarily for electricity generation and steel production.
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