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In a famous article (S. Russell, "A red sky at night... ," Metropolitan Magazine London, 61, p. 15, 1926) the following data set of frequencies of sunset colors and whether each was followed by rain was presented

Sky Color	Number of Observations	Number Followed byRain
Red	61	26
Mainly red	194	52
Yellow	159	81
Mainly yellow	188	86
Red and yellow	194	52
Gray	302	167

Test the hypothesis that whether it rains tomorrow is independent of the color of today's sunset.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91575683

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