Horizontal component of the balls velocity
A volleyball is spiked so that it has an initial velocity of 16.5 m/s directed downward at an angle of 50.5 ° below the horizontal. What is the horizontal component of the ball's velocity when the opposing player fields the ball?
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Suppose that the random variable Y is an observation from a normal distribution with unknown mean u and variance 1. Find a:
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Determine the location of y(bar) of the center of mass G of the pendulum, then calculate the moment of inertia of the pendulum about an axis perpendicular to the page and passing through G.
Let X represent a standard normal random variable. Without generating any random variables, plot Φ(x), the cdf of X (the command erfc will help). Generate n = 10 standard normal random variables and plot the empirical probability that X ≤ x
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A spider crawling across a table leaps onto a magazine blocking its path. The initial velocity of the spider is 0.810 m/s at an angle of 33.0° above the table, and it lands on the magazine 0.0770 s after leaving the table. Ignore air resistanc
Among the 78 doctors on the staff of a hospital, 64 carry malpractice insurance, 36 are surgeons, and 34 of the surgeons carry malpractice insurance.
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