An online bookseller is considering selling an e-reader but will only do so if they have evidence that the proportion of customers that will likely purchase one is at least 0.4. Based on a survey of...

An online bookseller is considering selling an e-reader but will only do so if they have evidence that the proportion of customers that will likely purchase one is at least 0.4. Based on a survey of 25 customers, it was found that
13 of them
stated that they would likely purchase an e-reader. Conduct the appropriate hypothesis test to determine if the proportion of customers likely to purchase is greater than 0.4.

Find the p-value for the hypothesis test.