A random sample of 100 fsu students included 57 females and 43 males. let g denote a random variable equal 1 if the person is a female and 0 if the person is a male.
a. find the sample average, g¯, and sample variance, s 2 g, of variable g.
b. are fsu students predominantly female? formulate and test the corresponding null and alternative hypotheses to answer this question, interpret results.