A medical researcher wishes to describe the relationship between the prescription cost of a brand name drug and its generic equivalent. What is the strength of correlation between brand name drug cost...

A medical researcher wishes to describe the relationship between the prescription cost of a brand name drug and its generic equivalent.

What is the strength of correlation between brand name drug cost and generic drug cost?

ΣX2 = 35,252

ΣY2 = 3,998

ΣXY = 11,436

a. weak

b. moderate

c. strong

d. very strong

Extracted text: Brand Name Generic Drug Drug Cost (X) Cost (TY) 96 42 93 31 59 17 80 16 44 8 47 12 15 6 56 22 00