Your teacher will review each step of your responses to ensure your eceive proper credit for your answers. Note: Your teacher will grade your response to this question to ensure you receive proper credit for your answer. Complete the proof Given: AB - BE = CB - BD Prove: AABC - ADBE D E С Reasons 1. Given 2. Property of? Statements 1. AB - BE = CB - BD CB AB 2. BE BD 3. ZABC = ZDBE 4. AABC - ADBE 3. ? 4. ?​

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: