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The uniform 2-Mg bar is supported by a smooth wall at A and by a pin at B that is in double shear. Determine the diameter of the smallest pin that can be used if its working shear stress is 60 MPa.
Business Economics, Economics
A production system has two spares of a critical component that have average uptime 1/lamba = 1 month. Find the probability that the 3 components (the operating one and the two spares) will last more than 6 months. Assum ...
A courier Service advertises that it's average delivery time is less than six hours for a local deliveries. The random sample of times for 12 deliveries twin I'm just across town. The sample has a mean delivery time of 5 ...
A representative from your company visited a prison and sampled 500 prisoners in Kailil, concluding that 90 of them are political prisoners. The Test hypothesis, at the 5% significance level, that one third of the prison ...
Consider the following production function that is already written in per worker terms: y = Akαh 1-α where h represents human capital per worker. Suppose we are given the following information: capital per worker in an e ...
Research Scenario: A community psychologist is interested in whether people's self-reported degree of religious belief predicts their self-reported feelings of well-being. She administers two questionnaires to 17 indivi ...
Suppose the market demand and market supply curves are given by the following equations: QD = 120 - 10P QS = 20P a. Draw a figure of supply and demand representing this market. Be sure to label the axes and intercepts. ( ...
Charlie's indifference curves have the equation xB = cons tan t/xA , where larger constants denote better indifference curves. Charlie strictly prefers the bundle (6, 16) to a. the bundle (16, 6). b. the bundle (7, 15 ...
In a random sample of 50 ?refrigerators, the mean repair cost was ?$146.00 and the population standard deviation is ?$17.80. Construct a 90?% confidence interval for the population mean repair cost. Interpret the results ...
Suppose the timing device used in the men's race failed to activate at the start of the race and instead began to record the times seconds into the race. Consider how the competitors' times would be affected. Would th ...
With smaller companies saving thousands and larger companies saving billions through flexible manufacturing, if you are a discrete parts manufacturer seeking to be more lean, it is important to consider whether this migh ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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