The distribution of plasma-aldosterone concentration in 53 Caucasian and 46 African American children is shown in Figure

Question:

The of plasma-aldosterone concentration in 53 Caucasian and 46 African American children is shown in Figure 5.22. Does the assumption of normality seem reasonable? Why or why not?

Figure 5.22

o1200 1100 1000 900 800 700 600 p< 0.001 500 O00 400 300 OOO 200 100 Caucasians African Americans Plasma-aldosterone con

Hypertension
Well-known racial differences in blood pressure exist between Caucasian and African American adults. These differences generally do not exist between Caucasian and African American children. Because aldosterone levels have been related to blood-pressure levels in adults in previous research, an investigation was performed to look at aldosterone levels among African American children and Caucasian children [2].

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...