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Astronomy
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Statistics and Error Bars
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Astronomy
AST.014 Statistics and Error Bars
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Site A has seeing FWHM 1.2 ± 0.1 arcseconds. Site B has seeing FWHM 1.6 ± 0.2 arcseconds. Smaller FWHM means sharper images. Which conclusion is best?
A
Site A cannot be compared to Site B because error bars are present.
B
The sites are clearly identical because both use arcseconds.
C
Site A likely has sharper seeing because the intervals do not overlap and A is lower.
D
Site B likely has sharper seeing because its mean is larger.
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