It has been claimed that more than 40 percent of all shoppers can identify a highly advertised

Question:

It has been claimed that more than 40 percent of all shoppers can identify a highly advertised trademark. If, in a random sample, 10 of 18 shoppers were able to identify the trademark, test at the 0.05 level of significance whether the null hypothesis θ = 0.40 can be rejected against the alternative hypothesis θ > 0.40.