Mathematics, 04.11.2019 23:31, unknowntay04
Arandom sample of n=36 flights were taken and the time recorded to board the flight. previous studies had determined that mean time to be 40 minutes with standard deviation of 24 minutes.
a) what is the sampling distribution of the sample mean?
b) what is the probability that the average time exceeds 45 minutes?
Answers: 3
Mathematics, 21.06.2019 19:30, cutegirl0987
Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33
Answers: 1
Mathematics, 21.06.2019 22:30, jakails359
Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
Answers: 1
Mathematics, 21.06.2019 22:30, skylarjane1030
9.4.34 question to estimate the height of a stone figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a meter?
Answers: 1
Arandom sample of n=36 flights were taken and the time recorded to board the flight. previous studie...
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