Examlex
An asteroid in orbit about the sun has a linear speed of 4 km/s when at a distance of closest approach d from the sun.What is its linear speed when it is at its greatest distance from the sun,a distance 2 d?
Standard Deviation
A measure of the amount of variation or dispersion in a set of values, indicating how much the values diverge from the mean.
Normal Distribution
A type of continuous probability distribution for a real-valued random variable, characterized by a bell-shaped curve, symmetrical around its mean.
Variance
A measure of the dispersion indicating how much the numbers in a data set differ from the mean of the set.
Normal Distribution
A symmetric, bell-shaped distribution of data where most of the observations cluster around the central peak and the probabilities for values further away from the mean taper off equally in both directions.
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