Percent confidence interval for the mean bill
A random sample of 12 lunch orders at Noodles and Company showed a mean bill of $12.99 with a standard deviation of $4.6. Find the 98 percent confidence interval for the mean bill of all lunch orders.
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If the block is pulled down 100 mm from equilibrium and released from rest when the external force begins to act (at t = 0), what is the equation of motion of the suspended mass, y(t)?
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In a laboratory, scientists produce 233Th90 from 238U92 by two different processes. Calculate the total energy in MeV required for both processes.
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