An online retailer would like to know whether the proportion of customers who visit the site and make a purchase is different than 50%. A simple random sample of customers is taken. The results of the sample are shown below. Customer sample made a purchase Observations Confidence Level Critical value test statistic (z) p-value 59 100 95% What is the population parameter? Pick 1.95 What condition for using a z-distribution is met? 1.8 0.072 Pick What is the level of significance? Ex: 0.12 What is the null hypothesis Ho? Pick What is the alternative hypothesis Ha? Pick Should Ho be rejected or does Ho fail to be rejected? Pick What conclusion can be drawn from the data? Pick evidence exists to support the claim that the number of customers who visit the site and make a purchase is not 50%.