CHALLENGE ACTIVITY 7.1.2: One-tailed hypothesis testing for a population proportion (one sample). 359672 2299034.qx3zqy7 V Jump to level 1 1 An airline would like information on which seat is preferred by customers. The airline assumes the majority of 2 customers prefer the window seat, and is looking for evidence to support that claim. The results of a simple random sample of customer seat preference is shown below. Airline customer sample Identify the population parameter. window seat 208 Observations 400 Pick Confidence Level 0.9 Critical value 1.28 What condition for using a z-distribution is met? test statistic (z) 0.8 p-value 0.2119 The true population proportion is known. What is the level of significance? Ex: 0.12 What is the null hypothesis Ho? Pick What is the alternative hypothesis H, ? Pick Should Ho be rejected or does Ho fail to be rejected? Pick What conclusion can be drawn from the data? Pick 2 Check Next