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Elizabeth Bailey is the owner and general manager of Princess Brides, which provides a wedding planning service in Southwest Louisiana. She uses radio advertising to market her business. Two types of ads are available--those during prime time hours and those at other times. Each prime time ad costs $390 and reaches 8,200 people, while the off peak ads each cost $240 and reach 5,100 people. Bailey has budgeted $1,800 per week for advertising. Based on comments from her customers, Bailey wants to have at least 2 prime time ads and nor more than 6 off peak ads.
A) Formulate this as a linear program.
B) Find a good or optimal integer solution part (a) by rounding off or making an educated guess at the answer.
It is suspected that the mean turnover has changed and is not 6.0. Use the .05 significance level.
In a sample of 55 mice, a biologist found that 42% were able to run a maze in 30 second or less. Find the 90% limit for the population proportion of mice who can run a maze in 30 second or less.
The board of directors of Saner Automatic Door Company consists of 12 members, 3 of whom are women.
A student is taking a multiple choice exam in which each question has four choices . Assume that the student has knowledge of a correct answer to any of the questions.
Calculate the MEAN and STANDARD DEVIATION for the distribution below:
Five test vehicles of each kind were crashed, with results given below. Research question: Are mean crash damages the same for these 3 vehicles?
Test the hypothesis that the average price is higher than $1.87. Use level of significance α = 0.05.
What's the expected value of sample information? How much might the physicians be willing to pay for a market study?
Suppose we have randomly and independently sampled 25 women and asked each whether she has been a victim of domestic abuse at some point in her life. Find the probability that more than 22 of the women sampled have not been the victim of domestic ..
According to a report by Scarborough Research, the average monthly household cellular phone bill is $73. Suppose local monthly household cell phone bills are normally distributed with a standard deviation of $11.35.
What is our decision regarding differences between observed and expected frequencies if critical value of chi-square is 9.488 and computed value is 6.079.
Is there a significant difference in the proportions of patients reporting pain relief? Run the test at a 5% level of significance.
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