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Let X Have the probability density function
f(x)=2x, 0 < x < 1, and 0 otherwise
Compute the probability that X is at least 3/4 given that X is at least 1/2
Statistics and Probability, Statistics
Determine the margin of error for an 80?% confidence interval to estimate the population mean when s? = 36 for the sample sizes below. ?a)n=12 ?b)n=26 ?c)n=54 ?a) The margin of error for an 80?% confidence interval when ...
To finance additional inventory, Arbutus Ltd. is considering forgoing the cash discount on all of its purchases presently offered on terms of 2/10, net 45. No payments will be stretched. Annual purchases are $9.21 millio ...
According to an article in the American Heart Association's publication Circulation, 24% of patients who had been hospitalized for an acute myocardial infarction, did not fill their cardiac medication by the seventh day ...
The Everly Equipment Company's flange-lipping machine was purchased 5 years ago for $70,000. It had an expected life of 10 years when it was bought and its remaining depreciation is $7,000 per year for each year of its r ...
A certain diagnostic test is indicative of problems only if a child scores in the lowest 10% of those taking the test (the 10th percentile). If the mean score is 150 with a standard deviation of 30, what would be the dia ...
The time to complete 1 construction project for company A is exponentially distributed with a mean of 1 year. Therefore: (a) What is the probability that a project will be finished in one and half years? (b) What is the ...
The board of a major credit card company requires that the mean wait time for customers when they call customer service is at most 3.00 minutes. To make sure that the mean wait is not exceeding the requirement, an assist ...
Why has LIBOR played such a central role in international business and financial contracts? Why has this been questioned in recent debates over its value reported?
With a die being rolled. The set of equally likely outcomes is? {1, 2? 3, 4? 5, 6}. Find the probability of getting a 10.
A factory manager must decide whether to stock a particular spare part. The part is absolutely essential to the operation of certain machines in the plant. Stocking the part costs $10 per day in storage and cost of capit ...
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