In order for applicants to work for the foreign- service department, they must take a test in the language of the country where

Question

In order for applicants to work for the foreign-
service department, they must take a test in the
language of the country where they plan to work.
The data below shows the relationship between
the number of years that applicants have studied
a particular language and the grades they received
on the proficiency exam.
# of years,x 2 3 3 4 5 5 6 6 8
Grade on test,y 59 62 70 72 78 85 80 88 92
Find the test value for testing linear correlation.
4.26
7.08
1.97
.937

Kunduz · Accepted Answer

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