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At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?
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Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?
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Mathematics, 21.06.2019 23:30
Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose
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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:
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Which is greater 25% of 16 or 20% of 25...
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