The scores of 7 students on the midterm exam and final exam were as follows. Student Midterm Final Anderson 100 78 Bailey 99 95 Cruz 96 98 DeSana 92 76 Erickson 92 90 Francis 82 88 Gray 78 85 Find the value of the (Spearman's) rank correlation coefficient test statistic that would be used to test the claim of no correlation between midterm score and final exam score. Round your answer to 3 places after the decimal point, if necessary. Test statistic: r,-

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