state the null and alternative hypotheses for the statistical test described below. testing to see if there is evidence that a proportion is greater than .

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

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have a great day because if you dont you and i will be sad