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In this problem, we use the CSDATA data set, which is available in 'CSDATA.txt'. We do ne an indicator variable, say HIGPA, to be 1 if the GPA is 3.0 or better and 0 other- wise. Speci cally, we investigate the e ect of gender on the odds of getting a high GPA.
(a).Use gender to predict HIGPA using a logistic regression. Explain the results.
(b). Perform a logistic regression using gender and the two SAT scores to predict HIGPA. Explain the results.
(c).Compare the results of parts (a) and (b) with respect to how gender relates to HIGPA. Summarize your conclusions.
There are two diagnostic tests for a disease. Among those who have the disease, 10% give negative results on the first test, and independently of this, 5% give negative results on
Chebychev inequality
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Determine the maximum weight in kN to one decimal point (1 DP) of the engine that can be supported without exceeding the tension given in Parameter 1 (P1) in chain AB or 1.1 x P1
Theories of Business forecasting
Assume that a simple random sample has been selected from a normally distribute population and test the given claim. Identify the null and alternative hypotheses, test statistic,
Ask 3. Precision Manufacturing has a government contract to produce stainless steel rods for use in military aircraft. Each rod is required to be 20 millimeters in diameter. Each
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