Mathematics, 28.12.2019 01:31 journeewilliams735
Unoccupied seats on flights cause airlines to lose revenue. suppose a large airline wants toestimate its average number of unoccupied seats per flight over the past year. 225 flight records are randomly selected and the number of unoccupied seats is noted with a sample mean of 11.6 seats and a standard deviation of 4.1 seats. calculate a 90% confidence interval for , the mean number of unoccupied seats per flight during the past year. a. [4.86 18.34]b. [11.25 11.95]c. [11.57 11.63]d.[11.15 12.05]e. [11.30 12.20]
Answers: 1
Mathematics, 21.06.2019 15:30
Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.
Answers: 1
Mathematics, 21.06.2019 16:00
Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.
Answers: 1
Mathematics, 21.06.2019 16:40
Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x – 2 c. y+ 2 = – 2(x+3)^2 d. y+ 2 = 2(x+3)^2
Answers: 1
Unoccupied seats on flights cause airlines to lose revenue. suppose a large airline wants toestimate...
Mathematics, 28.02.2021 05:10
Chemistry, 28.02.2021 05:10
English, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Arts, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Social Studies, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10
Mathematics, 28.02.2021 05:10