![subject](/tpl/images/cats/mat.png)
Mathematics, 02.01.2020 20:31 AgentPangolin
The number of years a bulldog lives is a random variable with mean 9 and standard deviation 3 , while for chihuahuas, the mean is 15 and the standard deviation is 4 . approximate the probability the that in a kennel of 100 bulldogs and 100 chihuahuas, the average chihuahua lives at least 7 years longer than the average bulldog.
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:40
Which of the following statement about pascal's triangle are true?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:20
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:00
Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:30
Acone is placed inside a cylinder. the cone has half the radius of the cylinder, but the height of each figure is the same. the cone is tilted at an angle so its peak touches the edge of the cylinder’s base. what is the volume of the space remaining in the cylinder after the cone is placed inside it?
Answers: 1
You know the right answer?
The number of years a bulldog lives is a random variable with mean 9 and standard deviation 3 , whil...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 03.07.2019 11:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.07.2019 11:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 03.07.2019 11:00
![question](/tpl/images/cats/en.png)
English, 03.07.2019 11:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.07.2019 11:00
![question](/tpl/images/cats/en.png)
English, 03.07.2019 11:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 03.07.2019 11:00
![question](/tpl/images/cats/biologiya.png)
Biology, 03.07.2019 11:00
![question](/tpl/images/cats/en.png)
English, 03.07.2019 11:00
![question](/tpl/images/cats/mat.png)
Mathematics, 03.07.2019 11:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 03.07.2019 11:00
![question](/tpl/images/cats/biologiya.png)
Biology, 03.07.2019 11:00
![question](/tpl/images/cats/health.png)
Health, 03.07.2019 11:00