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1. The formula C=5/9 (F-32) , where F is equal to or more than -459.6, represents Celsius temperature C as a function of Fahrenheit temperature F.
(a) Find the inverse function of C.
(b) What does the inverse function represent?
(c) What is the domain of the inverse function? Validate or explain your answer using the context of the problem.
(d) The temperature is 22 degrees Celsius. What is the corresponding temperature in degrees Fahrenheit?
A simple random sample of 6 recent graduates revealed the following information about their weekly incomes. What is the expected value of the average weekly income of all the recent graduates?
Choose a business problem that is based upon an experience from your place of work or home environment. Briefly describe the business problem and the research methodology that you would employ to gather data and test your hypothesis
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Suppose that 15% of all adults jog. An opinion poll asks a simple random sample of 500 adults if they jog. What is the sampling proportion in the sample who jog?
The forecast for the third quarter is 3,000 units; the seasonal index for the quarter is 1.05. What are the seasonally adjusted sales for the quarter?
A bag of jelly belly candies contains the following colored jelly beans: red (10), blue (2), orange (5), brown (21), green (0), and yellow (18). Construct the probability distribution for x.
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The field of statistics can be roughly subdivided into two areas: descriptive statistics and probability.
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When n = 250, determine the probability that proportion of couples in sample who are racially or ethnically mixed will be greater than 0.07?
In order to estimate the average time spent on the computer terminals per student at a local university, data were collected for a sample of 81 business students over a one week period.
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