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Use the ERA and win% data for the 8 randomly selected MLB pitchers below to answer the following questions 035 0.425 0.033 0499 0,035 0.535 Win% 0.027 0.414 0.338 0.035 0.340 0.378 0.640 Question 1A Compute the IQR for Win% Question 1B Compute the covariance between ERA and Win%. Question 1C Compute the correlation between ERA and Win%

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Answer #1

Calculate IQR for WIN% as follows: IQR = 0; -Q. =6.75term 6 value + 7 value 0.499 +0.535 - 2 = 0.517 =2 25* term _ 2 value +

WIN ((x-7)(y-7)) ERA (X) 0.037 0.035 0.033 0.035 0.027 0.029 0.02 0.035 (y) 0.338 0.425 0.499 0.535 0.414 0.378 0.64 0.34 Tot

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