![subject](/tpl/images/cats/mat.png)
Mathematics, 24.10.2019 16:43 Hhyyuu
Arestaurant needs a staff of 3 waiters and 2 chefs to be properly staffed. the joint probability model for the number of waiters (x) and chefs (y) that show up on any given day is given below. x y 0 1 2 3 0 k 0.02 0.03 0.02 1 0.01 0.03 0.04 0.05 2 0.01 0.02 0.04 0.7 a) what must the value of k be for this to be a valid probability model? 0.03 correct: your answer is correct. b) what is the probability that at least one waiter and at least one chef show up on any given day? 0.88 correct: your answer is correct. c) what is the probability that more chefs show up than waiters on any given day? 0.04 correct: your answer is correct. d) what is the probability that more than three total staff (waiters and chefs) will show up on any given day? 0.74 incorrect: your answer is incorrect. e) what is the expected total number of staff (waiters and chefs) that will show up on any given day? f) what is the probability that three waiters will show up on any given day? g) what is the probability that two chefs will show up on any given day? x and y are independent. false true
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30, christyr2002
Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?
Answers: 1
You know the right answer?
Arestaurant needs a staff of 3 waiters and 2 chefs to be properly staffed. the joint probability mod...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 01:00
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 01:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 19.05.2021 01:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 01:00