Answer:
so the answer is the third one
Step-by-step explanation:
it's explained in the solution
Answer:
Following are the solution to the given choices:
Step-by-step explanation:
In point a:
Calculating the variance of the test grade:

In point b:


The relationship between the top 20 students is also slight, so the top 20 students are more university-like than all secondary students.
Answer:
confusion
Step-by-step explanation: