![subject](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 02:00 Lamr
The mean time it takes to walk to the bus stop is 8 minutes (with a standard deviation of 2 minutes) and the mean time it takes for the bus to get to school is 20 minutes (with a standard deviation of 4 minutes). the distributions are normal. a. how long will it take (in minutes), on average, to get to school? b. what is the standard deviation of the trip to school? c. what is the probability that it will take longer than 30 minutes to get to school? due to a miscalculation, you realize it actually takes an average of 10 minutes to walk to the bus stop. d. how long will it take (in minutes), on average, to get to school? e. what is the standard deviation of the trip to school? f. what is the probability that it will take longer than 30 minutes to get to school
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
(05.02)a farmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. a parallelogram with a height of 6 yards and side length 9 yards. the height forms a triangle with the slanted side of the rhombus with a base of 2.5 yards. rhombus is split into a soy half and a corn half. each bag of soil covers 40 square yards. how many bags should the farmer purchase?
Answers: 3
You know the right answer?
The mean time it takes to walk to the bus stop is 8 minutes (with a standard deviation of 2 minutes)...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 18.01.2020 23:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.01.2020 23:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.01.2020 23:31
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/en.png)
English, 18.01.2020 23:31
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.01.2020 23:31
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.01.2020 23:31
![question](/tpl/images/cats/biologiya.png)
Biology, 18.01.2020 23:31
![question](/tpl/images/cats/istoriya.png)
History, 18.01.2020 23:31
![question](/tpl/images/cats/istoriya.png)
History, 18.01.2020 23:31