The club members are able to attend the conference on the way to bus driver drives the speed limit for 2 hours when when suddenly the bus breaks down and after half an hour another bus arrived then they travel more slowly than the speed limit for 1 more hour. sketch a graph to represent the bus trip over time

label the intervals on the graph describe the behavior of the function in each interval and tell what it means in the problem situation ​

You are in charge of the customer service phone line with many employees. at the end of each phone callthe customers are asked to rate their service from 1 to 5 stars, with 5 being the best. you find the averagerating for 20 randomly selected employees and decide you want to improve the ratings so you require thoseemployees to go through a new training program. you then wait a week and find the new average rating foreach employee. the average change is an increase in 1.3 stars with a standard devation of .9 stars.(a) is this data paired or not paired? (b) what are the null and alternative hypothesis being tested? (c) what is the t-statistic you would use? write the general formula and the final calculation.(d) sketch a t-distribution, label your t-statistic and the probability you would be interested in: