Let Z1, Z2, and Z3 have independent standard normal distributions, N(0, 1).

(a) Find the distribution of

(b) Show that

Has pdf

(c) Find the mean of V.

(d) Find the standard deviation of V.

(e) Why are the distributions of W and V so different?

Correlation between Physical health and Social Economic Status Low SES tends to show lower physical health o Living pay check to pay check causing stress which causes sickness Allostatic load wear and tear on the body from stress Low SES cope by a theory called shiftandpersist o Shifting is changing the mindset to focus on the...