Correlation Statistics
Select a data table from the article that best describes the use of the correlation and regression statistic
The table selected from the article is Table 3.
Age-adjusted correlation coefficients between HRR parameters and other variables
Boys
Girls
Correlation Coefficient
P
Correlation Coefficient
P
Waist circumference (cm)
DBP (mmHg)
Triglycerides (mg/dl)
Glucose (mg/dl)
Log-CRP
Identify and interpret the correlation coefficient and coefficient of determination in the data table
According to the data in the table illustrated above, the HRR parameters are negatively correlated with majority of the metabolic risk factors. These include the waist circumference, SBP, levels of serum triglycerides as well as the serum CRP levels. This is owing to the fact that the coefficient correlations of these parameters from the multiple linear regression analysis were negative, for both boys and girls. However, on the other hand, the coefficient correlations if serum HDL levels were positive which shows that this parameter is positively correlated with HRR (Lin et al., 2008).
Boys
R squared
Percentage
Girls
R squared
Correlation Coefficient
Coefficient of Determination
As a Percentage
Correlation Coefficient
Coefficient of Determination
As a Percentage
Waist circumference (cm)
1 min
-0.105
0.011025
1.10%
-0.078
0.006084
0.61%
2 min
-0.339
0.114921
11.49%
-0.308
0.094864
9.49%
3 min
-0.272
0.073984
7.40%
-0.352
0.123904
12.39%
SBP (mmHg)
1 min
0.004
0.000016
0.00%
-0.17
0.0289
2.89%
2 min
-0.138
0.019044
1.90%
-0.234
0.054756
5.48%
3 min
-0.118
0.013924
1.39%
-0.249
0.062001
6.20%
DBP (mmHg)
1 min
-0.045
0.002025
0.20%
-0.032
0.001024
0.10%
2 min
0.032
0.001024
0.10%
0.015
0.000225
0.02%
3 min
0.084
0.007056
0.71%
0.078
0.006084
0.61%
Triglycerides (mg/dl)
1 min
-0.11
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