Mathematics, 14.10.2020 14:01 khia22
A manufacturer of household washing machines wants to determine the effectiveness of the type of detergent used (three brands: A, B, and C) and the length of time for the washing cycle (three times: 18, 20, and 22 minutes). The manufacturer prepared 18 standard household laundry loads (having equal amounts of dirt and the same total weight) to conduct the study. The researcher recorded the amount of dirt removed. Use a 5% significance level, for all hypothesis tests and confidence intervals. How many treatments were used in this experiment
Answers: 1
Mathematics, 21.06.2019 16:00, nathanb29oue8gj
Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?
Answers: 2
Mathematics, 21.06.2019 18:00, bvaughn6477
Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?
Answers: 1
A manufacturer of household washing machines wants to determine the effectiveness of the type of det...
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