3 Interest rate in % Number of (x) applicants (y) X2 Yz 6.0 80 480 36 6400 6.2 80 496 38.44 6400 6.5 78 507 42.25 6084 6.8 75 510 46.24 5625 7.0 70 490 49 4900 7.2 60 432 51.84 3600 7.5 60 450 56.25 3600 7.8 55 429 60.84 3025 8.0 50 400 64 2500 8.2 48 393.6 67.24 2304 8.4 45 378 70.56 2025 40 348 75.69 1600 8.7 Ex = 88.30 Ey = 741.00 Calculate the correlation of coefficient, r. hence, interpret the result