A. Scatterplot and eyeball estimate the correlation coefficient

B. Compute the Pearson correlation coefficient

C. Is the correlation you obtained significant? Use 5 steps of hypothesis

(0) of Exer 6. A psychologist wishes to know to what degree ver- bal skills and mathematical skills are related. She obtains the verbal and quantitative scores on the Graduate Record Examination for a sample of 13 students. The scores are shown in the table. Student Verbal Quantitative 440 390 401 501 388 443 430 496 359 512 671 692 669 480 386 491 592 665 583 622 543 407 12 586 611 13 420 505 Labor savings (you may not need all these): EX 6,468 6,815 EX2 3,370,522 3,680,959 E(X - X) 2 152,443.3 108,326.3