Mathematics, 23.10.2019 22:00 nothingworksoutforme
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe. suppose that the standard deviation is 1.8 hours and the amount of time spent alone is normally distributed. we randomly survey one 4-year-old living in a rural area. we are interested in the amount of time the child spends alone per day. part (a) in words, define the random variable x.
a) the number of 4-year-old children that live in rural areas
b) the time (in hours) a child spends unsupervised per day
c)the number of people that live in rural areas
d)the time (in hours) a 4-year-old spends unsupervised per day
e)the time (in hours) a 4-year-old spends unsupervised per week
part i: give the distribution of x.
x ~
Answers: 3
Mathematics, 21.06.2019 16:00
Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?
Answers: 1
Mathematics, 21.06.2019 18:00
The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .
Answers: 1
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Mathematics, 21.06.2019 19:30
Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5
Answers: 1
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the uns...
History, 30.04.2021 04:10
Social Studies, 30.04.2021 04:10
Mathematics, 30.04.2021 04:10
English, 30.04.2021 04:10
Computers and Technology, 30.04.2021 04:10
Social Studies, 30.04.2021 04:10
Mathematics, 30.04.2021 04:10
Mathematics, 30.04.2021 04:10
Biology, 30.04.2021 04:10
Advanced Placement (AP), 30.04.2021 04:10
Mathematics, 30.04.2021 04:10
Mathematics, 30.04.2021 04:10