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a.) Estimate the relative odds of developing asthma for boys whose mothers smoke at least one-half pack of cigarettes per day versus those whose mothers smoke less than this.
b.) Estimate the corresponding odds ratio for girls.
c.) Conduct a test of homogeneity to determine whether it is appropriate to combine the information in the two 2x2 tables using the Mantel-Haenszel method. What do you conclude?
d.) If it makes sense to do so, find a point estimate for the summary odds ratio and construct a 95% confidence interval.
e.) What would you do if the results of the test of homogeneity led you to reject the null hypothesis that the odds ratio is identical for boys and girls?
Sandy Beach randomly assigned subjects to rate the attractiveness of job candidates with either an obvious facial piercing (experimental condition) or no facial piercing (control condition). Which experimental design did she use?
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write an essay about john lennon that includes reference to at least 10 influences upon the artist by other people
Why is it necessary to achieve a definition of terrorism.
A researcher has studied subjectsâ?? ability to learn to translate words into Morse code. He has experimented with two treatment conditions: in one condition, the subjects are given massed practice; they spend 8 full hours on the task. In the othe..
Can you confirm or reproduce a copy of a Bill that the U.S. Congress passed in the late 1930's which required public schools to teach the heliocentric system of Copernicus?
When air is piped in from outside and into a pressurized cabin, it is also dehumidified in the process. Why is it necessary to dehumidify cabin air?
the larger the mass of a star the higher the internal pressures. higher internal pressures causes higher temperatures
Should Australia's regulatory and administrative bodies be further harmonised to create one ‘super' regulator for design and enforcement of regulation for all business entities?
Identify the 3 primary differences between the defendersof human nature ( EO Wilson, Edourd Machery) and those who think the search for human nature is mistaken ( David Hull, David Buller).
A one-person automobile oil change in rural Mississippi has a fixed overhead of $900.00 per month. The variable cost per oil change $10.00. The charge is $30.00 for one oil change. If the owner/worker Joe Smith desires to have a contribution per mont..
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