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Table 7.17 is from a General Social Survey. White subjects in the sample were asked: (B) Do you favor busing (Negro/Black) and white school children from one school district to another?, (P) If your party nominated a (Negro/Black) for President, would you vote for him if he were qualified for the job?, (D) During the last few years, has anyone in your family brought a friend who was a (Negro/Black) home for dinner? The response scale for each item was (1 = Yes, 2 = No or Do not know). Table 7.18 shows output from fitting model (BD, BP, DP). Estimates equal 0 at the second category for any variable.
a. Analyze the model goodness of fit. Interpret.b. Estimate the conditional odds ratios for each pair of variables. Interpret.c. Show all steps of the likelihood-ratio test for the BP association, including explaining which loglinear model holds under the null hypothesis. Interpret.d. Construct a 95% confidence interval for the BP conditional odds ratio. Interpret.
List two socioeconomic factors that would be appropriate to use for strati?cation. Explain how each factor would relate to the consumption of alcohol in general and of wine in particular.
1. find the margin of error for the given values of csand nc0.95s3.1n812. construct the confidence interval to find the
consider a population consisting of ve values 1 3 3 5 7.a find the population mean.b list all possible samples of size
on nov 1 2012 there was a florida poll. the poll was of 549 likely florida voters. 47 said they were going to vote for
For a standard normal curve, find the z-score that separates the bottom 90% from the top 10%.
listed below are amounts of strontium-90 in mbq per gram of calcium. in a simple random sample of baby teeth obtained
the employees of cartwright manufacturing are awarded efficiency ratings. the distribution of the ratings approximates
A manufacturer of executive jet aircraft is concerned with its profit picture over the short run. It produces two different models of planes, x1 and x2. Its profits are $30,000 for each x1 and $20,000 for each x2. There are two major constraints o..
One or more specific, minor birth defects occurs with probability .0001 (that is, 1 in 10,000 births). If 20,000 babies are born in a given geographic area in a given year, can we calculate the probability of observing at least one of the minor d..
Among 620 adults selected randomly from among the residents of one town, 18.9% said that they favor stronger gun-control laws.
She wants to test H0: μ = 0.5 Ha: μ ≠ 0.5 Find the associated P-value. Is the result significant at the 5% level (α = 0.05)? At the 1% level (α = 0.01)?
Assume that the standard deviation of college student IQ's is 10. A random sample of 100 students from a college showed an average IQ of 110. Compute a 95% confidence interval for the mean IQ of students attending this college.
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