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A random sample of 400 Las Vegas Residents are asked how much money they spent on entertainment in the past week. These 400 spent an average of $38 with a standard deviation of $18. Construct and interpret a 95 % confidence interval for the spending of the population.
Mayfair's insurance company proposed a settlement based on lost sales of $240,000 in July and August. Is this amount fair? If not, what amount would you recommend as a counteroffer?
There are three versions of a board game released - version 1, version 2, and version 3. The versions are distributed equally and evenly among all potential sellers of board games.
a marketing survey involves product recognition in new york and california. of 558 new yorkers surveyed 193 knew the
a sales manager collected the following data on annual sales and years of experience. sales
A sample of 25 concession stand purchases at the October 22 matinee of Bride of Chucky showed a mean purchase of $5.29 with a standard deviation of$3.02.
In 2010, the average age of students at UTC was 22 with a standard deviation of 3.96. In 2013, the average age was 24 with a standard deviation of 4.08. In which year do the ages show a more dispersed distribution? Show your complete work and supp..
given ten students four of which are females if two students are selected at random without replacement what is the
To test the hypothesis that students who finish an exam first get better grades, the Professor kep track of the order in which papers were handed in.
Provide a summary of the research article. Include a hypothesis null and hypothesis alternate statement for an ANOVA process. Identify a data set that can be used for your ANOVA process.
Write the Lagrangian for a one-dimensional particle moving along the x-axis and subject to a force F=-kx (with k possitive). Find the lagrange eqn of the motion and solve it.
Consider in you response how the concepts of a population (and its associated parameters) and the sample (and its associated estimates) fits into the discussion.
Create a 2 X 2 from the information provided and calculate the appropriate statistic to determine the odds of contracting uterine cancer when using estrogen
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