Reconsider the data set in Example 8.6 and assess the significance of r_s.

Data from Example 8.6.

You are asked to decide whether the statistics rank correlates with the mathematics rank for seven students provided in Table 8.2. As the information is ranked we use Spearman’s correlation coefficient to measure the correlation between statistics and mathematics ranks.

Transcribed Image Text:

Student 1 2 3 4 5 6 7 Table 8.2 Statistics rank 2 1 4 ла 5 3 لیا 7 Mathematics rank 1 3 7 5 6 2 4 لنا