Mathematics, 27.07.2019 15:00 carlosluiscontrerasp
Astore owner is interested in opening a second shop. she wants to estimate the true average daily revenue of her current shop to decide whether expanding her business is a good idea. the store owner takes a random sample of 60 days over a six-month period and finds that the mean revenue of those days is 3,472.00 dollars with variance 315,900.20 square dollars. calculate a 95% confidence interval to estimate the true average daily revenue.
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Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.
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The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.
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Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?
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Mathematics, 22.06.2019 00:00
Abowl contained 270 starbursts of all different colors. if the probability of picking a yellow is 1/9, then how many yellow starbursts are in the bowl ? ?
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Astore owner is interested in opening a second shop. she wants to estimate the true average daily re...
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