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.
While most African Americans serving at the beginning of WWII were assigned to non-combat units and relegated to service duties, such as supply, maintenance, and transportation, their work behind front lines was equally vital to the war effort.
They are appointed by the President and approved by the Senate
Mongol invasion of India, 1306
Answer:
Lafayette might have seen the extent to which slavery was practiced.
Explanation:
Marquis de Lafayette was a French military officer who commanded American troops during the America Revolutionary War, and returned back to France after the war.
On the invitation of President James Monroe and the United States Congress, Lafayette came back to the United States in 1824 to celebrate its upcoming 50th anniversary. During his visit, he was dissatisfied and disappointed when he found out that slavery existed in the parts of America that he visited; sights of slavery would have impelled him to make the statement.
