A winery owner believes that 60% of the customers visiting her retail wine shop are women. To

Question:

A winery owner believes that 60% of the customers visiting her retail wine shop are women. To check this belief, a random sample of visitors is taken. The results are in the file called CRE06-14, where "0" corresponds to male and "1" corresponds to female. Do these data provide evidence that the proportion of female customers is lower than the owner believes?