You interview a random sample of 50 adults. The results of the survey show that 54% of the adults said they were more likely to buy a product when there are free samples. At a = 0.05, can you reject the claim that at least 56% of the adults are more likely to buy a product when there are free samples?
a) State null or alternative hypotheses
b) The critical value is/are
c) Find the z test statistics Z = ? ( Round to two decimal places as needed)
d) What is the result of the test? Reject or Fail to reject