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Question: The Gallup-Healthways Well-Being Index is a survey that follows trends of U.S. residents on a regular basis. There are six areas of health and wellness covered in the survey: Life Evaluation, Emotional Health, Physical Health, Healthy Behavior, Work Environment, and Basic Access. Some of the questions used to measure the Index are listed below. Identify the type of data obtained from each question used in this survey: qualitative, quantitative discrete, or quantitative continuous.
a. Do you have any health problems that prevent you from doing any of the things people your age can normally do?
b. During the past 30 days, for about how many days did poor health keep you from doing your usual activities?
c. In the last seven days, on how many days did you exercise for 30 minutes or more?
d. Do you have health insurance coverage?
Distinguish between a minimization and maximization LP model. Other than minimizing costs and maximizing profits, give a real-world example of where you would want to minimize something or maximize something.
Determine the proportion of homes that have a pool. At the .05 significance level, can we conclude that less than 40 percent of the homes sold in the Denver area had a pool? What is the p-value?
Describe specific quantitative methods and tools that could be used within your discipline to gather data. Include your rationale. Evaluate their effectiveness with respect to certain areas within your discipline.
Assume that the time between application of a stimulus and detection of a response in a chemistry lab which is defined as the reaction time is normally.
Using the data from Table 9.3 on body weight and total surface area of squirrel monkeys, find and plot the estimated line using Theil's method Use surface area as the response and weight as the predictor. Then find the estimate using Friedman's me..
Suppose that the expected number of accidents per week at an indus- trial plant is four. Suppose also that the numbers of workers injured in each accident are independent random variables with a common mean of 2.
Do bonds reduce the overall risk of an investment portfolio? Let x be a random variable representing annual percent return for the Vanguard Total Stock Index
What is the overall response rate for the 8000 names?
Which is the probability of that the median of the sample or average medians be between 320 and 350 minutes?
In a single-blind study (patients are blind), she finds that the group taking the new medication had reduced anxiety while the placebo group did not. Explain how the experimenter effect may have played a role in the results.
let w1 and w2 be independent geometric random variables with parameters 0.2 and 0.4.
Why should none of R2, R ¯2, information criteria, and F tests be used to compare models with yt on the left hand side to models with ln yt instead?
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