Question

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)


15


21


17


22


16


19


18

Number of questions they could answer (y)


17


17


17


17


17


17


17


What is the correlation coefficient for the data, and what does it represent?

0; it represents no correlation between x and y 1; it represents a linear positive correlation between x and y -1; it represents a linear negative correlation between x and y 1; it represents

Answer 1

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) Number of questions they could answer (y)

15 17

21 17

17 17

22 17

16 17

19 17

18 17

Answer:

0; it represents no correlation between x and y

Answer 2

I think the correct answer from the choices listed above is the first option. The correlation coefficient for the data would be 0 and represents that there is no no correlation between x and y. Hope this answers the question. Have a nice day. Feel free to ask more questions.