(b). [6 points] What is the odds ratio for comparing female individuals to male individuals? Conduct an odds ratio test to see if Gender matters or not.
(c). [4 points] Write the logistic regression model for this problem using the log odds of reducing spending as the response variable and an indicator of gender as the explanatory variable.
(d). [3 points] Software gives the estimated slope b1 = 0:4988 and its standard error SEb1 = 0:0729. Transform this result to the odds scale and compare it with your answer in part (b).
(e). [4 points] Construct a 95% condence interval for the odds ratio and write a short conclusion.
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