Question

The marks obtained in an English and a Mathematics test by 40 students were recorded. The total score of
each test is 10.
4
0
8
1
2.
5
7
9
3
6
10
4
8
14
1
a
4
0
1
6
2.
Marks obtained
Number of students (English)
Number of students (Mathematics)
0
0
4
1
5
2
6
10
3
5.
(a) Find the mean mark of the students for each subject.
(b) Given that the percentage passing mark for each subject was 50%, find the percentage of students who
(1) passed English,
(ii) did not pass Mathematics.
The heights, measured to the nearest cm, of the plants in a nursery are recorded.​

Answer 1

Answer:

Find the co-cfficient of correlation for the following data,

Find the co-cfficient of correlation for the following data,using Specarman's Rank order method.

Find the co-cfficient of correlation for the following data,using Specarman's Rank order method.Data A B C D E F G H I J

Find the co-cfficient of correlation for the following data,using Specarman's Rank order method.Data A B C D E F G H I JA 15 27 35 46 54 54 31 60 70 80

Find the co-cfficient of correlation for the following data,using Specarman's Rank order method.Data A B C D E F G H I JA 15 27 35 46 54 54 31 60 70 80B 70 51 52 11 51 52 71 89 11 40