Answer:
The standard deviation of the sample mean is 16.98.
Explanation:
The standard deviation of the sample mean differences is given as by the difference of the 2 standard deviations.This is given as
Difference of standard deviations=21.2-17.6 = 3.6
Now the ratio of the difference to the largest standard difference is given as
Ratio=3.6/21.2=0.1698
Converting this into percentage as 0.1698x100=16.98
The standard deviation of the sample mean is 16.98.
Answer: Srilankans use two main languages, Sinhala and Tamil both being the official languages.
Yes yes Mesopotamia lies between the Tigris river and the Euphrates river
Answer:
Voting Rights Act
Explanation:
The piece of legislation that was the most influential was the Voting Rights Act.
The Voting Rights Act of 1965 was a law that was passed to totally eliminate the barriers that existed in stopping African Americans from exercising their rights to vote.
After the African Americans had gotten their freedom from slavery, they were still heavily prejudiced against and were segregated, prevented from doing certain basic things that other citizens enjoyed, such as voting.
The answer is D) 8 hr work day