GROUP A FB SUGAR

95 100 125 175 250

GROUP B FBS

90,100,125,200,550

1.What is the mean fasting blood sugar value for each group? What is the median? Mode?

2.What is the range of fasting blood sugar values for Group A? For Group B?

3.How stable is the range as a measure of variability? Why?

4.What statistical value represents the 50^th percentile?

5.The standard deviation (SD) for Group A= 64.75. The SD for Group B= 193.25.

-What do these values say about how the data vary around the mean for each group?

Vary between groups? (See Standard Deviation text and Table 13-8 for help).

6.If you had each patient's fasting blood sugar value and age, what procedure will you use to make comparisons among unlike data?

7.If the data sets approximated a normal distribution, then what percentage of patients' fasting blood sugar values would fall within two SDs of the mean?