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A Statistician Investigating the Relationship Between the Amount of Precipitation

Question 114

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A statistician investigating the relationship between the amount of precipitation (in inches)and the number of automobile accidents gathered data for 10 randomly selected days.The results are shown below.(We cannot assume these variables have normal distributions.) A statistician investigating the relationship between the amount of precipitation (in inches)and the number of automobile accidents gathered data for 10 randomly selected days.The results are shown below.(We cannot assume these variables have normal distributions.) Calculate the Spearman rank correlation coefficient,and test to determine at the 5% significance level whether we can infer that a linear relationship exists between the number of accidents and the amount of precipitation. Calculate the Spearman rank correlation coefficient,and test to determine at the 5% significance level whether we can infer that a linear relationship exists between the number of accidents and the amount of precipitation.

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rs = 0.896 H0: ρs = 0 vs.H1: ρs≠ 0
Rejection...

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