At a large Midwestern college, 4% of the students are Hispanic. A random sample of 20 students from the college is selected. Let X denote the number of Hispanics among them. The mean of X is:
A)0.4.
B)0.8.
C)1.2.
D)1.6.

Question

Quizplus · Accepted Answer

The Answer of At a large Midwestern college, 4% of the students are Hispanic. A random sample of 20 students from the college is selected. Let X denote the number of Hispanics among them. The mean of X is:
A)0.4.
B)0.8.
C)1.2.
D)1.6.

At a Large Midwestern College, 4% of the Students Are