ECS 1501 ASSIGNMENT 2
Johns Hopkins University
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ECS 1501 ASSIGNMENT 2
- Exam (elaborations) • 20 pages • 2021
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2.1 For a particular group of 10 students, their ordering by height (shortest to tallest) is 
exactly the same as their ordering by weight (lightest to heaviest). Within this group of 
students, height and weight are _____ 
[1] negatively correlated. 
[2] positively correlated. 
[3] inversely related. 
[4] unrelated. 
Explanation: 
The first student was the shortest and also the lightest. 
3 
The second student was a bit longer and a bit heavier, and so on: 
Until we reach the last (the tenth
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