Difference between the percentile
A random variable, X, has a probability density function, f(x) = 2x for 0 < x < 1.
Find the difference between 10th percentile and the 90th percentile.
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An object is in simple harmonic motion. Find an equation for the motion given that the frequency is 4/π and at time t = 0, y = 0, and y' = 8. What is the equation of motion?
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For a t distribution with 16 degrees of freedom, find the area, or probability, in each region.
A random variable, X, has a probability density function, f(x) = 2x for 0 < x < 1. Find the difference between 10th percentile and the 90th percentile.
Galaxy B moves away from galaxy A at 0.505 of the speed of light. Galaxy C moves away from galaxy B in the same direction at 0.747 of the speed of light.How fast does galaxy C recede from galaxy A. answer as a fraction of the speed of light.
On a toss of a fair die, a person wins $10 if 1 or 3 results, loses $5 if 4 or 6 results, wins $5 if 2 results, and loses $10 if 5 results. Compute the expected value to the person.
A new standarized distribution of m=100 and deviation = 20 find the new standarized score for each of the following values from the original population.
In an experiment involving matched pairs, a sample of 13 pairs of observations is collected. The degree of freedom for the t statistic is 11.
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