Physics, 15.02.2020 00:34, Cassandoo

Assume that the wavelengths of photosynthetically active radiations (PAR) are uniformly distributed at integer nanometers in the red spectrum from 620 to 640 nm. What is the mean and variance of the wavelength distribution for this radiation?

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Assume that the wavelengths of photosynthetically active radiations (PAR) are uniformly distributed...