Mathematics, 08.01.2021 18:20, chikooo
If Adam and his family travel for 8 hr. at a constant rate of 50 mph, how many miles will they drive on the first day of their vacation?
A. 120 mi.
B. 400 mi.
C. 660 mi.
D. 800 mi.
Answers: 2
Mathematics, 21.06.2019 18:30, thefandomarmy24
Factor k2 - 17k + 16. a.(k - 2)(k - 8) b.(k - 1)(k + 16) c.(k - 1)(k - 16)
Answers: 1
Mathematics, 21.06.2019 23:40, redhot12352
For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?
Answers: 1
Mathematics, 22.06.2019 04:10, kernlife
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
If Adam and his family travel for 8 hr. at a constant rate of 50 mph, how many miles will they drive...
Mathematics, 02.02.2020 18:50
Mathematics, 02.02.2020 18:50
Mathematics, 02.02.2020 18:50