The following week , tamiko earns a check for 109.60 for working at a fast food restaurant and a small bonus check for 34.15 determine the net result of her transaction using the result from part a. she wants to save 3/5 of this amount l. how much will she save?

One positive number is 9 more than twice another. if their product is 95, find the numbers

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:

The line of best fit for the scatter plot below passes through which pair of points?