Luigia
Tue Dec 10 2024
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7 answers
1686
How to calculate sxx by hand?
I need to know the steps for calculating sxx manually. I'm looking for a detailed explanation on how to do this by hand, not using any software or calculator.
amelia_martinez_engineer
Tue Dec 10 2024
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6 answers
1253
How to calculate sxy by hand?
I'm trying to figure out how to manually calculate sxy, which I believe is the covariance between two sets of data. I don't want to use any software or calculator, just pencil and paper. Can someone explain the steps?
Sara
Thu Nov 14 2024
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5 answers
1514
Can you roll coins by hand?
I'm wondering if it's possible to roll coins by hand. You know, like when you flip a coin, but instead of it just landing on one side or the other, it actually rolls along its edge several times before coming to a stop. Is that something people can do?
