A group of student volunteers at the animal shelter is helping feed the dogs. Each day, small dogs eat 2 1cup less dog food than medium-sized dogs, and large dogs eat cup more dog food than the 4 3medium-sized dogs. The shelter currently has 22 small dogs, 14 medium-sized dogs, and 8 large dogs.

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

Coleen made 1,000 bracelets to sell at a flea market. she sold each bracelet for $5.50. if she sold all of the bracelets, how much money did coleen make? $550 $5,500 $55,000 $550,000

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: