Concept explainers
For Exercises 1-5, choose the correct letter.
For the following situation, determine if there is a
A.
B.
C. positive correlation and a causal relationship
D. no correlation
To choose: the correct answer for the given problem.
Answer to Problem 1STP
Option C is correct.
Explanation of Solution
Given information:
The given situation is as follows:
“The number of hours practicing at the batting cages and batting average ”.
Calculation:
As the number of hours of practicing increase, the batting average also increases.
So, there is a positive correlation between them.
Here, the number of hours of practicing effect the batting average and they are related.
So, it is casual relationship.
Hence, there is positive correlation and a casual relationship.
Option C is correct.
Chapter 5 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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