Trojan interviews a group of 50 teen mothers to determine what sort of knowledge they hold regarding use of contraceptives prior to the time they became pregnant. He then writes an article where he speaks in broad terms about what teen mothers know about the use of contraceptives prior to becoming pregnant. In this study, the group of 50 teen mothers is called the _____, while all teen mothers are collectively called the _____.
a. control group; population
b. population; sample
c. sample; control group
d. sample; population
Question 2
Reba wants to examine the TV-viewing habits of 18- to 25-year-old males in the United States. As it is quite impossible to include all males of this age group in her study, she selects a smaller group of 18- to 25-year old males to survey. The males included in her study are called a(n)
a. population.
b. sample.
c. control group.
d. age grade.
Scientists (group photo)
The football hold.
The shoulder (or upright) hold.
Births to Single Mothers
Group Project Meme
Determine the nominal annual rate of interest of the following ordinary general annuity.