The Director of Education at West Visayas University, is concerned about the cost of textbooks to students. She believes there is a relationship between the number of pages in the textbook and the selling price of the book.

At a .05 significance level, is there a correlation between the number of pages in the textbook and its price?

To provide insight into the problem she selects a sample of eight textbooks currently on sale in the bookstore. See table below.

Answer the following :

• What is the correlation between the number of pages and the selling price of the book ?
• What is thetcritical value ?
• What is thetcalculated value ?
• Can we infer thatp (rho) = 0?( Yes / No )