Which type of hepatitis is associated with food contaminated by fecal matter, but can also be transmitted through oral-anal contact?

Published in 1950, Erikson’s Chilhood and Society contains the fundamental formulations of virtually all of his major ideas

Indicate whether the statement is true or false.

A sample of n = 20 scores has a mean of M = 45 and a standard deviation of s = 8 . In this sample, what is the z-score corresponding to X = 57?

a. z = 12/20 = 0.60 c. z = 1.50 b. z = 1.00 d. z = 2.00