$5$ points are randomly chosen on the plane, what is the probability that the resulting conic is parabola, ellipse, hyperbola.
135361
Odds of ellipse from five random points
127311
Challenging probability problem
36592
Probability that a stick randomly broken in two places can form a triangle
116975
Given $X$ and $Y$ are independent N(0,1) random variables and $Z = \sqrt{X^2+Y^2}$ from the marginal pdf of $Z$
144405
Probability. About round table
79923
Probability and Sampling distribution
91903
Random point uniform on a sphere
91325
Finding acute triangle probability
154309
Probability question of independent random varaibles
156842
Random quadratic equation
81003
Given 5 arbitrary points in the plane from which no 3 are collinear, prove that you can always choose 3 that are vertices of obtuse triangle.
99085
Confusion about the conic equation
145905
What is the probability that a point chosen randomly from inside an equilateral triangle is closer to the center than to any of the edges?
61572
Evenly distributing n points on a sphere
139877
Square of a uniform random variable
63391
How to compute the sum of random variables of geometric distribution
70221
Probability about three independent exponential random variables