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1. A small town has 5600 residents. The residents in the town were asked whether or not they favored building a new bridge across the river. You are given the following information on the residents' responses, broken down by gender:Men Women TotalIn Favor 1400 280 1680Opposed 840 3080 3920Total 2240 3360 5600A) What is the probability of a randomly selected resident being in favor of the bridge?B) What is the probability that a randomly selected resident is a woman and is Opposed to the bridge?C) What is the probability of a randomly selected resident being a woman or Opposed to the bridge?D) If a randomly selected resident is a female, what is the probability that she is in favor of the bridge?E) Are gender and opinion about the bridge mutually exclusive events? Why?F) Are gender and opinion about the bridge independent events? Why? Show some "proof".
a)Show the scatterplot for this data with the least squares regression line. Find R^2. HOw much of the variation is explained by the regression line? b)Experiment with the non-linear regressions available on the calculator. Which seem to fit? S..
Describe how to assess the capability of any process to meet its requirements and stay within predefined specification limits and state the different choices of control chart available and the preferred system used by the process industries.
Develop an ordered array and plot a percentage histogram, what conclusions can you reach about the differences in the state cigarette tax between the states?
Explain what type of data you would use to estimate the model - time series, cross-section, or panel data and Identify the dependent variable and the independent variables
8-3 Mike Dreskin manages a large Los Angeles movie theater complex called Cinema I, II, III, and IV. Each of the four auditoriums plays a different film; the schedule is set so that starting times are staggered to avoid the large crowds that would oc..
You are given the following information about y and x. y x Dependent Independent Variable Variable 5 15 7 12 9 10 11 7
Mall security estimates that the average daily per-store theft is no more than $250, but wants to determine the accuracy of this statistic. The company researcher takes a sample of 64 clerks and finds that =$252 and s = $10.
Compute the mean and SD of the probability of the mean and determine the test statistic
What is the expected total inventory holding and ordering cost per year and how many days should one order last on average?
You have just received an inheritance of $10,000 and you decide that you should invest the money rather than blow it on frivolous items. You have decided that you will invest the money in one of two types of mutual funds. The first type that you are ..
A worker at Disneyworld in Orlando is assigned the task of getting 100 guests to complete a survey about their experience at the park. Suppose each individual guest that the worker asks will agree to complete the survey with a probability of 0..
Determine the posterior probabilities, given the following prior and likelihood probabilities.Prior probabilities P(s1) = .25 P(s2) = .40 P(s3) = .35 Likelihood Probabilities
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