Question 1 of 4 > This quiz: 20 point(s) possible This question: 8 point(s) possible Submit qui The data table contains waiting times of customers at a bank, where customers enter a single waiting line that feeds three teller windows. Test the claim that the standard deviation of waiting times is le than 2.4 minutes, which is the standard deviation of waiting times at the same bank when separate waiting lines are used at each teller window. Use a significance level of 0.05. Assume that the samp a simple random sample selected from a normally distributed population. Complete parts (a) through (d) below. Click on the icon to view the data. a. Identify the null and alternative hypotheses. Choose the correct answer below O A. Ho: 02 2.4 minutes O B. Ho =2.4 minutes HA a