![subject](/tpl/images/cats/mat.png)
Mathematics, 16.04.2021 03:10 mesposito
The tables below give the probability distributions for averages of two biology classes taught by two different teachers at a university. If a student from each class is selected at random, what is the expected difference in their grades? Teacher X xn 50 60 70 80 90 pn 0.05 0.1 0.2 0.35 0.3 Teacher Y yn 50 60 70 80 90 pn 0.05 0.05 0.05 0.8 0.05
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 18:00
Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jadaβs monthly budget
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:20
In the next 10 years, how do you think hipaa guidelines will affect the roles, responsibilities and tools of a medical transcriptionist
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:40
Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?
Answers: 2
You know the right answer?
The tables below give the probability distributions for averages of two biology classes taught by tw...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 09.12.2021 17:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 09.12.2021 17:40
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2021 17:40
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2021 17:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 09.12.2021 17:40
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2021 17:40
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 09.12.2021 17:40
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mkx.png)
Arts, 09.12.2021 17:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 09.12.2021 17:40
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2021 17:40
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2021 17:40
![question](/tpl/images/cats/en.png)
English, 09.12.2021 17:40