Mathematics, 22.02.2021 19:10 alicciardone01
As an aid to the establishment of personnel requirements, the director of a hospital wishes to estimate the mean number of people who are admitted to the emergency room during a 24-hour period. The director randomly selects 64 different 24-hour periods and determines the number of admissions for each. For this sample, X ¯ = 396 and S = 100. Which of the following assumptions is necessary for a confidence interval to be valid?
A) The population sampled from has an approximate normal distribution.
B) The population sampled from has an approximate t distribution.
C) The mean of the sample equals the mean of the population.
D) None of these assumptions are necessary.
Answers: 2
Mathematics, 21.06.2019 21:30
Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.
Answers: 1
Mathematics, 22.06.2019 03:00
Aquality characteristic of new iphone x made at the amsterdam plant at apple computers has a manufacturing specification (in mm) of 0.200 +/- .07. historical data indicates that if the quality characteristic takes on values greater than 0.27 or smaller than 0.13 the component fails at a cost of20.19. based on these data: determine the taguchi loss function (must show work) calculate an estimated loss for a quality characteristic of .30 calculate an estimated loss for quality characteristic of .40.
Answers: 2
Mathematics, 22.06.2019 05:00
Mr. barth is painting an arrow on the school parking lot. he plots the arrow on the coordinate plane as shown below. what is the area of the arrow he is painting?
Answers: 1
As an aid to the establishment of personnel requirements, the director of a hospital wishes to estim...
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Physics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Spanish, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Arts, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Mathematics, 11.09.2020 23:01
Health, 12.09.2020 01:01
Mathematics, 12.09.2020 01:01
Mathematics, 12.09.2020 01:01
Mathematics, 12.09.2020 01:01
English, 12.09.2020 01:01
English, 12.09.2020 01:01
History, 12.09.2020 01:01