Samples of students essays were marked by two tutors independently. The resulting ranks are shown in Table
Question:
Samples of students’ essays were marked by two tutors independently. The resulting ranks are shown in Table 8.7.
(a) Calculate the rank correlation coefficient.
(b) State any conclusions that you can draw.
Transcribed Image Text:
Tutor Table 8.7 A B 5 7 8 4 1 3 6 1 2 6 7 8 3. 5 4 2
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To calculate the rank correlation coefficient we can use the formula r 1 6 d2 n n2 1 Where d2 sum of ...View the full answer
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