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The average hourly wage of workers at a fast food restaurant is $8.50/hr.
Assume the wages are normally distributed with a standard deviation of $0.55. If a worker at this fast food restaurant is selected at random, what is the probability that the worker earns more than $9.75?
Non-informative prior distributions: Suppose for a binary sampling problem we plan on using a uniform, or beta(1,1), prior for the population proportion ?
A population has a mean of 85 and a standard deviation of 9. With a sample size of n=81, find the mean and standard deviation.
The company financial officer was interested in the average cost of PCs that had been purchased in the past six months.
What will be the total value of your equity position after the stock dividend is paid? (Do not round intermediate calculations.)
To test H: u = 20 versus H:u
Cellular telephones and life expectancy. A survey of the world's nations in 2004 shows a strong positive correlation between percentage of the country.
If sales is the variable you are trying to explain and you have 2 independent variables of color and price. The color coefficient is 100, and the price coefficient is -200. You have an intercept coefficient of 999 and an r-squared value of .2706. ..
graphical depiction of data histogram and ogive1. make a grouped frequency distributionusing 35000 - 39999 as the
Suppose the manager decides to use a larger sample to find a more accurate confidence interval. how large of a sample would he need to estimate
What is the mission of the home? Why might the board have been unable to articulate the home's mission? What other problems exist with this board?
a safety engineer claims that 3 in 12 automobile accidents are due to driver fatigue. using the formula for binomial
What is the value of the population mean? What is the best estimate of this value?
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