(06.07 lc)
the table below shows the age of some participants in a quiz competition and the number of questions they could answer correctly:
age (years) (x)
1521 1722 16 1918
number of questions they could answer (y) 17171717 1717 17
what is the correlation coefficient for the data, and what does it represent? (5 points)
o
0; it represents no correlation between x and y
o
o
b
1; it represents a linear positive correlation between x and y
o
o
c
-1; it represents a linear negative correlation between x and y
o
d
1; it represents a linear negative correlation between x and y
intl