Category: Math
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Moments, Mass, and Motion #2
If you didn’t read the first post then go read it and come back here! Nearly two centuries before Chebyshev’s systematic approach to moments there lived a mathematical prodigy. A Cambridge graduate, educated on Copernicus and Galileo, he knew about mass and motion but felt bothered by them. You see, they weren’t the mass and…
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Moments, Mass, and Motion #1
The first revelation I ever had about statistics was the universal need for statistics. From physics (keep a pin in that) to government and economics, statistics sheds some light onto otherwise murky complex processes. Statistics empowers us to extract empirical insight from the world through data that would otherwise go unexplored. The second revelation I…
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The Student’s t-Distribution is Fancy~
About a month or two ago, my AP statistics teacher, Mr. Wylder, presented us with the t-distribution (Student’s t-distribution for long). He laid out the concept simply: the t-distribution is nothing but a normal distribution that is thicker on the tails to better approximate small samples. I looked at his nice explanation and then at…
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Determinants & Where to Find Them
Hello! I hope y’all are having a great day. A while back when my friends and I were preparing for winter exams, one of them asked me “Hey, Ivanna — what is a determinant?” I thought about that question for a bit and realized that I had no clue. I knew it had something to…