Determine if there is an association between gender and age group. Was gender evenly distributed across age groups? State the null and alternative hypotheses. H0: HA:
|
|
Low Carbohydrate |
Low Fat |
Mediterranean |
TOTAL |
||||
|
|
n |
% |
n |
% |
n |
% |
N |
% |
|
Gender |
26 |
|
26 |
|
26 |
|
78 |
|
|
Female |
15 |
57.7 |
15 |
57.7 |
14 |
53.8 |
44 |
56.44 |
|
Male |
11 |
42.3 |
11 |
42.3 |
12 |
46.2 |
34 |
43.6 |
|
Age Group |
|
|
|
|
|
|
|
|
|
18-34 years |
7 |
27.9 |
7 |
26.9 |
6 |
23.1 |
20 |
25.6 |
|
35-40 years |
13 |
50 |
14 |
15.4 |
15 |
57.7 |
42 |
53.8 |
|
50+ years |
6 |
23.1 |
5 |
19.2 |
5 |
19.2 |
16 |
20.5 |
|
BMI Category |
|
|
|
|
|
|
|
|
|
Normal weight |
9 |
34.6 |
6 |
23.1 |
7 |
26.9 |
22 |
28.2 |
|
Overweight |
11 |
42.3 |
13 |
50 |
12 |
46.2 |
36 |
46.2 |
|
Obese |
6 |
23.1 |
7 |
26.9 |
7 |
26.9 |
20 |
25.6 |
|
Low Carbohydrate |
Low Fat |
Mediterranean |
TOTAL |
|||||
|
|
Mean |
95% CI |
Mean |
95% CI |
Mean |
95% CI |
Mean |
95% CI |
|
Age |
39.58 (10.257) |
(35.54,43.27) |
39.27 (9.594) |
(35.58,42.54) |
39.69 (10.403) |
(35.88,43.65) |
39.51 (9.961) |
(37.17,41.67) |
|
Height |
168.19 (7.255) |
(165.62,171.04) |
172.88 (11.347) |
(168.73,177.31) |
166.77 (9.872) |
(162.96,170.08) |
169.28 (9.872) |
(167.19,171.47) |
|
Weight |
|
|
|
|
|
|
|
|
|
Baseline |
76.119 (9.8230) |
(72.554,79.969) |
82.577 (18.8938) |
(75.500,89.961) |
77.346 (8.6345) |
(74.160,80.769) |
78.681 (13.3932) |
(76.086,81.757) |
|
12 weeks |
73.192 (10.2942) |
(69.401,77.088) |
79.435 (18.8373 |
(72.178,86.786) |
71.881 (9.2598) |
(68.681,75.486) |
74.836 (13.7279) |
(72.172,78.013) |
|
Body Mass Index |
|
|
|
|
|
|
|
|
|
Baseline |
26.974 (3.5953) |
(25.651,28.301) |
27.354 (3.8568) |
(25.860,28.798) |
27.897 (2.9985) |
(26.864,29.092) |
27.408 (3.477) |
(26.643,28.182) |
|
12 weeks |
25.934 (3.6975 |
(24.552,27.302) |
26.297 (3.9762) |
(24.761,27.720) |
25.883 (2.8153) |
(24.874,26.991) |
26.038 (3.490) |
(25.277,26.831) |
|
Weight loss |
|
|
|
|
|
|
|
|
Determine if there is an association between gender and age group.
Was gender evenly distributed across age groups?
- State the null and alternative hypotheses.
H0:
HA:
- What statistical test and the test statistic is appropriate to answer this research question?
Name of the statistical test:
Letter used for the test statistic:
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