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The Following Data for Five Years of the Annual Returns

question 52

Multiple Choice

The following data for five years of the annual returns for two of Vanguard's mutual funds,the Vanguard Energy Fund (x) and the Vanguard Healthcare Fund (y) ,were given as sx = 35.77,sy = 13.34,sxy = 447.68.The competing hypotheses are The following data for five years of the annual returns for two of Vanguard's mutual funds,the Vanguard Energy Fund (x) and the Vanguard Healthcare Fund (y) ,were given as s<sub>x </sub>= 35.77,s<sub>y </sub>= 13.34,s<sub>xy </sub>= 447.68.The competing hypotheses are .Which of the following is the value of the test statistic? A) 7.47 B) 5.74 C) 4.77 D) 4.27 .Which of the following is the value of the test statistic?

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