newstudent19
Badges: 0
Rep:
?
#1
Report Thread starter 3 years ago
#1
Import this data into R and examine the relationships between the two variables, age and bone density.

Age of Subject (Years)
18
23
24
25
25
28
29
29
29
30
30
30
32
32
32
33
33
34
34
34
35
35
36
36
37
37
37
38
38
38
38
39
39
39
39
39
39
39
40
40
40
41
41
41
41
41
42
43
43
43
44
44
44
44
44
45
45
45
46
46
46
46
47
47
48
50
50
51
53
53
53
54
54
54
55
56
56
60
61
61

Bone Density (mg/cm2)
992
990
978
978
975
975
973
972
969
969
967
952
966
983
964
968
964
963
962
944
961
960
959
957
973
952
957
955
954
953
951
946
952
952
951
973
951
950
953
949
948
947
946
946
945
944
943
943
944
942
922
941
940
939
949
938
946
937
962
947
937
945
936
932
931
930
929
928
943
925
908
924
922
921
918
949
918
915
911
909

Which of the following statements describes the relationship between Age and Bone Density in this data:
There is a positive correlation between Age and Bone Density, p-value < 2.2e-16


There is a positive correlation between Age and Bone Density, p-value < 4.8e-12


There is a negative correlation between Age and Bone Density, p-value < 2.2e-16


There is a negative correlation between Age and Bone Density, p-value < 4.8e-12


There is no correlation between Age and Bone Density, p-value = 0.1609


There is no correlation between Age and Bone Density, p-value = < 2.2e-16
0
reply
X

Quick Reply

Attached files
Write a reply...
Reply
new posts
Back
to top
Latest
My Feed

See more of what you like on
The Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

Personalise

Should there be a new university admissions system that ditches predicted grades?

No, I think predicted grades should still be used to make offers (517)
33.72%
Yes, I like the idea of applying to uni after I received my grades (PQA) (634)
41.36%
Yes, I like the idea of receiving offers only after I receive my grades (PQO) (312)
20.35%
I think there is a better option than the ones suggested (let us know in the thread!) (70)
4.57%

Watched Threads

View All