Answer:
B). A Cross-sectional research design.
Explanation:
A cross-sectional research design is demonstrated as a kind of observation study that involves the study and analysis of a representative subset from the population at a particular point of time.
In the given example, Tucker is employing 'cross-sectional research design' as he selects a representative subset('a group of 5-year-olds, a group of 10-year-olds, and a group of 15-year old) from the population at the same time for study and analysis(by interviewing them) . This implies that Tucker adopts a '<u>cross-sectional research design</u>.'
Answer:
The probability that all the officers are women is 
Explanation:
Given a committee consisting of 8 women and 12 men, from which 3 committee members are to be chosen as officers from a committee.
The total number of committee members is 8 + 12 = 20 members
C(n,r) = 
which represents the number of combinations of taking r objects out of n.
The probability that all the officers are women = C(8,3) / C(20,3)
= 
=
=
Therefore the probability that all the officers are women is
Boule the general term in ancient Greece for an advisory council. In the Homeric state there was a council of the leading nobles, who met, on the summons of the king, for consultation. It formed a means of communication between the king and the free man assembled in the agora. sorry if this answer is wrong
Answer: The correct answer is : D) Creating greater unity for Prussia's scattered lands.
Explanation: The European theater of the Seven Years' War witnessed the victory of Frederick the Great in the battle of Rosbach in Saxony. Frederick the Great was born in 1740 and died in 1786, he contributed most to the rise of Prussia as a major European power
by annexing the Hapsburg province of Silesia.
