A certain standardized test measures students’ knowledge in English and math. The English and math scores for 10 randomly selected students are given in the table.
A 2-column table with 10 rows. Column 1 is labeled English (x) with entries 450, 470, 510, 520, 540, 570, 590, 620, 670, 680. Column 2 is labeled Math (y) with entries 490, 480, 500, 580, 550, 540, 610, 590, 620, 650.
Using technology, what is the correlation coefficient?
0.68
0.83
0.91
0.95