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I need to find the maximum and minimum surface areas for 2 cubes with a total volume of 432 in^3. No other perameters are specified. I've been able to use common sense to find the max is 432 sq/inches (two 6"^3 cubes) and min is 343.051 sq (one 7.5595"^3 cube and one cube of 0.171"^3). I need help with the equations for the maxima and minima.
What is the expected duration of the game? Given the same CIC, how much more money should Alice have ititially so as to maximize the expected duration of the game?
At.05 level of significance, is there evidence to propose that mean life length of batteries produced by this manufacturer is more than 400 hours?
The time interval between services at the station follow exponential distribution and as such the mean time taken to serve a unit is 5 minutes. What is the expected average queue length?
The Weschsler IQ test has a μ =100 and a σ = 15. A vitamin company said if people took vitamin X for 30 days their IQ would improve. A simple random sample of 49 people took the vitamins for 30 days. They then took the IQ test. The mean IQ of the ..
The data show the total number of medals (gold, silver, and bronze) won by each country winning at least one gold medal in the 2006 Winter Olympics. Find the mean, median, and mode of the numbers of medals won by these countries.
Determine the point estimate and 95% confidence interval for the mean family dental expenses of all employees of the company.
Please see the attached file for the fully formatted problems. Convert the following equations into logarithmic form:
Since they will be multiplying this average by the total number of customers to get an overall forecast, they would like to accurately estimate this average with a margin of error of less than $4000.
A random sample of eight adults aged 30 years were asked how much they spent on medical costs in the year 2011. The following data were measured. Compute the sample standard deviation.
Determine the coefficient of determination R 2 . Determine standard error of the estimate s e .
Suppose that the number of cars, X, that pass through a car wash between 4:00pm and 5:00pm on any sunny Friday has the following probability distribution:
What is the probability that the person thinks that "Made in America" ads boost sales and uses social media online?
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