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.

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.