1. What is the value of n? 2. What is the value of of the summation of product of X and Y? 3. what is the value of r
1. What is the value of n? 2. What is the value of of the summation of product of X and Y? 3. what is the value of r
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.5: Percents
Problem 21OE
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Question
A group of research students wants to determine whether there is a correlation between the number of theft cases x and the number of vandalism cases y incurred in their school. Data for 4 months show the following in the picture.
1. What is the value of n?
2. What is the value of of the summation of product of X and Y?
3. what is the value of r?
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