Mathematics, 16.02.2021 14:00 liliauedt
The Grand Canyon and the Colorado River are beautiful, rugged, and sometimes dangerous. Thomas Myers is a physician at the park clinic in Grand Canyon Village. Dr. Myers has recorded (for a 5-year period) the number of visitor injuries at different landing points for commercial boat trips down the Colorado River in both the Upper and Lower Grand Canyon (Source: Fateful Journey by Myers, Becker, Stevens).
Upper Canyon:
Number of Injuries per Landing Point Between North Canyon and Phantom Ranch
2 ,3 ,1 ,1 ,3 ,4 ,6 ,9 ,3 ,1 ,3
Lower Canyon:
Number of Injuries per Landing Point Between Bright Angel and Lava Falls
8 , 1 ,1 , 0, 6 ,7, 2 ,14 ,3, 0 ,1 , 13 , 2 , 1
Answer the following questions based on the above data
Find the probability of happening more than 8 injuries in upper Canyon if one landing point is selected randomly ? (1 MARK)
8) Find the probability of happening more than 8 injuries in Lower Canyon if one landing point is selected randomly? (1 MARK)
9) Compare the probabilities in questions 7 and 8 and decide which area is more secure.
(1 MARK)
10) Find out the absolute values of differences of the number of injuries of Upper Canyon from its median and find the average of the resulting values .(Correct to one decimal place )
(1 MARK)
Answers: 2
Mathematics, 21.06.2019 20:00
Put the equation in slope intercept form by solving for y
Answers: 2
Mathematics, 21.06.2019 22:30
Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y
Answers: 2
Mathematics, 21.06.2019 22:30
Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%
Answers: 1
Mathematics, 22.06.2019 00:00
Astocks price gained 3% in april and 5% in may and then lost 4% in june and 1% in july during which month did the stocks price change the most
Answers: 1
The Grand Canyon and the Colorado River are beautiful, rugged, and sometimes dangerous. Thomas Myers...
English, 09.11.2021 14:00
Biology, 09.11.2021 14:00
Mathematics, 09.11.2021 14:00
English, 09.11.2021 14:00
English, 09.11.2021 14:00
Social Studies, 09.11.2021 14:00
Mathematics, 09.11.2021 14:00
Mathematics, 09.11.2021 14:00
Biology, 09.11.2021 14:00
Chemistry, 09.11.2021 14:00
Mathematics, 09.11.2021 14:00
Mathematics, 09.11.2021 14:00