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Type 1 diabetes is common among children. Insulin shots are essential to maintai

ID: 3322972 • Letter: T

Question

Type 1 diabetes is common among children. Insulin shots are essential to maintain glycemic control and therefore avoid long-term consequences of diabetes. Those with high glycemic levels are said to be in poor control. However, an ongoing research question is whether maintaining glycemic control affects growth and development in childhood. For this study, a group of boys aged 9-15 were examined. Two regression models were run: a. Using glycemic level ("glyatc") to predict boy's weight ("wt_kg") b. Using glycemic level to predict weight, while including age ("age_yrs") as a control variable Model results are shown below: Block 1: glyalc Source SS df MS SEE -- F(1, 909 ) Prob>F IIII 1229.102 166860.978 Model Residual 6.688 .060 1229.102 908 183.768 Total 168090.079 909 Wt kg Coef. Std. Err. P>|t| Beta glyalo .086 .767 44.531 .291 2.651 2.586 0.010 I 16.7960.000 _Cons

Explanation / Answer

(27) Here , p-value corresponding to glycemic level is 0.086>0.05 , hence , we accept H0:glycemic level is not significant at 5% level of significance.

Hence, answer of this question is option C.

(28) Answer of this question is FALSE because p-value corresponding to overall model is 0.06 < 0.05 , hence we reject H0:Model is adequate /significant at 5% level of significance.