Write a system of equations to describe the situation below, solve using elimination, and fill in the blanks.
Band students at Weston High School sell candy every year as a fundraiser. Last year, they
sold 71 boxes of truffles and 61 boxes of peanut brittle, raising a total of $467. This year,
they sold 94 boxes of truffles and 61 boxes of peanut brittle, from which they raised $559.
How much does the band earn from each item?

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: