Looking for trustworthy answers? Westonci.ca is the ultimate Q&A platform where experts share their knowledge on various topics. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals.

Bobby collects data from 30 adolescents (15 aged 13-15 and 15 aged 16-18) on the average minutes of daily practice on the guitar and converts the data to ranks. He wants to know whether age is related to practice time. He should compute a ______.
Group of answer choices
A. Mann-Whitney U test
B. Spearman's rho
C. Wilcoxon T test
D. Rank Sums test