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- Hypothesis Testing - Statistics - Socratic
Let's say we were interesting in learning whether the average height of men over 18 in France is at least 6"0' (six feet) It is not feasible, normally, to go and measure every man in France over 18 So we take a sample of men over 18 and measure their heights Let's say we find that their average height is 5"8'
- Find the number of children of the parents from the following?
3 children Let a, b and x be the sum of the ages of man and his his wife, sum of the ages of their children and number of their children respectively: a=6b =>eq-1 a-4=10(b-2x) =>eq-2 a+12=3(b+6x) =>eq-3 substitute 6b for a in eq-2 and eq-3: 6b-4=10b-20x 6b+12=3b+18x simplify the above equations: 4b-20x=-4 3b-18x=-12 or: b-5x=-1 b-6x=-4 => multiply by -1: b-5x=-1 -b+6x=4 => add the two
- How does nuclear fusion produce new elements? + Example - Socratic
Nuclear fusion produces new elements by "fusing" two small nuclei into a larger nucleus > Nuclear fusion is a nuclear reaction in which two or more atomic nuclei collide at nearly the speed of light and join to form a new type of atomic nucleus This creates new elements Nuclear fusion converts hydrogen into helium in all stars For example, ₁¹H + ₁¹H → ₁²H + ₁⁰e ₁¹H
- Do you know of any emperors who would be considered to be a . . . - Socratic
He was like a dictator, he dictated in Nazi of Germany He also started the World war 2, he was also the most hated man of the history Hitler and his Nazi regime were also responsible of the death of 19 3 million civilians and prisoners of war Joseph Stalin-He was the ruler of the country Ukraine He managed to make the whole country starve
- A man starts at point A, somewhere on cartesian coordinate . . . - Socratic
A man starts at point A, somewhere on cartesian coordinate system He goes 4 units to the right and then he goes 6 units upwards Finally he makes an angle of 45° with the x-axis downwards to the left over a distance of 2 units
- What was the purpose of the Treaty of Fort Laramie? | Socratic
In the middle of the treaty talks, a military man informed some of the Indian negotiators he had orders to build forts along the Bozeman Trail to protect settlers moving into Montana The Sioux were outraged, as it was in direct violation of the 1851 Treaty and had not been mentioned in the council meetings Thus the treaty talks ended abruptly
- Who taught the English settlers in Plymouth how to hunt?
You would expect that they would hunt Its a harder proposition than you think The pioneers got a lot of their food from trading with the Indians and importing from England Hunting would be a good way to get something extra without too much effort But it had problems and so may have been of limited help Famines were common Hunting was a skill available in England where poaching and
- Question #15a92 - Socratic
Religion and Science - never the twain will meet! Galileo did not use religious belief to support science This is the shortest answer I can give you In fact it was exactly the opposite, he was persecuted for his scientific beliefs by the Catholic church Like most people of the time he was reportedly a Christian, and although described as devout by many current Christian texts there is
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