Mathematics, 04.12.2019 01:31 michaelcarroll4228
Bruce changed his mind and now wants his bookshelf to have 4 shelves. two short shelves that have equal lengths, a medium shelf with a length equal to the sum of the two short shelves, and a long shelf with a length twice that of the medium shelf. he used a total of 14 feet of wood. what is the length of each shelf
Answers: 1
Mathematics, 21.06.2019 19:00
Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00
Answers: 1
Mathematics, 22.06.2019 04:10
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:
Answers: 2
Mathematics, 22.06.2019 06:30
If the circumference of the circle is below 72, what is the length of ab (the minor arc)
Answers: 2
Bruce changed his mind and now wants his bookshelf to have 4 shelves. two short shelves that have eq...
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