![subject](/tpl/images/cats/mat.png)
Mathematics, 30.03.2021 14:00 dionne83
Let X represent the number that occurs when a 14-sided red die is tossed and Y the number that occurs when a 14-sided green die is tossed. Complete parts (a) β (c) below.
a. Find E(X+Y).
b. Find E(X - Y).
c. Find E(XY).β
![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
John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:40
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 ΠΏΠΎΠ»
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
You know the right answer?
Let X represent the number that occurs when a 14-sided red die is tossed and Y the number that occur...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/biologiya.png)
Biology, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 13.12.2021 05:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.12.2021 05:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)