Confidence interval for the mean weight per brown gerbils
A study of 35 brown gerbils showed that their average weight was 4.7 ounces. The standard deviation of the population is 0.7 ounces. Which of the following is the 99% confidence interval for the mean weight per brown gerbils?
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An iron bolt of mass 55.0 g hangs from a string 34.1 cm long. The top end of the string is fixed. Without touching it, a magnet attracts the bolt so that it remains stationary, but is displaced horizontally 28.5 cm to the right from the previousl
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Choose the origin to be at the location where the bullet begins to move. Then the force (in newtons) exerted by the expanding gas on the bullet is 15000 + 10000x - 25000x^2, where x is in meters. (a) Determine the work done by the gas on the bulle
Suppose the rate of return for a particular stock during the past two years was 20% (written as 0.20) and 35% (written as .35). compute the geometric mean rate of return.
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Identify a variable that subdivides the population into subsets in which it possible that for every subset of the population couples that have lived together before marriage will have a lower divorce rate than their counterparts in that subset. Pr
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