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In a political campaign, one of the candidates has enough funds to purchase TV time for a total of five prime-time TV commercials on stations located in four different areas. A report of the estimated number of additional voters (in thousands) for that candidate per area/number of commercials indicated: for 1 commercial; 4 additional in area 1, 6 in area 2, 5 in area 3, and 3 in area 4; for 2 commercials, 7 additional in area 1, 8 in area 2, 9 in area 3, and 7 in area 4; for 3 commercials, 9 additional in area 1, 10 in area 2, 11 in area 3, and 12 in area 4; for 4 commercials, 12 additional in area 1, 11 in area 2, 10 in area 3, and 14 in area 4; and for 5 commercials, 15 additional in area 1, 12 in area 2, 9 in area 3, and 16 in area 4. The order in which TV commercials are assigned to areas should be considered. How should the candidate purchase the five commercials to maximize the estimated number of additional voters?
A random sample of 16 ages is drawn from the population, and we find the sample mean of these observations to be μ = 8.76
Which of the following would have a binomial distribution and evaluate the binomial coefficient
A simple random sample of 50 adults is obtained, and each person's red blood cell count (in cells per microliter) is measured. The sample mean is 5.23 and the sample standard deviation is 0.54. Use a 0.01 significance level to test the claim that ..
Give an ending for the below statement.Last week Tom had exams in Statistics and in English. He scored 10 points above the mean on both exams. From this information, you can conclude.
If someone had x=2 job changes, what does the least squares line predict for y, the annual salary?
Below are revenue and profit (both in $ billions) for nine large entertainment companies.
Prepare a power curve for this decision rule
A normal distribution with a mean of 55 and a standard deviation of 6 is evaluated to solve a business problem.
At.01 level of significance, is proportion of seeds which germinate dependent on seed type?
For a sample of 138 independent observations from a normal distribution of unknown μ and variance σ 2 = 2.6, the sample mean is 52.3. What is the width of the 95% confidence interval for μ?
What statement can you made by using the rule of three, about the proportion p, of all its computers which are defective?
Advertisers need to know which age groups are likely to see their ads. Purchasers of 120 copies of Cosmopolitan are shown by age group Perform the chi-square test for a uniform distribution at α = .01
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