![subject](/tpl/images/cats/mat.png)
Mathematics, 27.06.2020 21:01 jdiffenbaugh115
NBC News reported on May 2, 2013, that 1 in 20 children in the United States have a food allergy of some sort. Consider selecting a random sample of 15 children and let X be the number in the sample who have a food allergy. Then X ~ Bin(15, 0.05). (Round your probabilities to three decimal places.)
a. Determine both P(X <= 3) and P(X < 3).
b. Determine P(X >= 4). c. Determine P(1 <= X <= 3).
c. What are E(X) and Sigma (x)?
d. In a sample of 50 children, what is the probablity that none have a food allergy?
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:20
In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:50
What are the values of a, b, and c in the quadratic equation 0 = x2 – 3x - 2? a = 1, b = 3, c = 2 a=, b = -3,c=-2 a = 1, b = 3, c= 2 a = 1.0= -3, c = 2
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250
Answers: 3
You know the right answer?
NBC News reported on May 2, 2013, that 1 in 20 children in the United States have a food allergy of...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.07.2019 03:30
![question](/tpl/images/cats/fizika.png)
Physics, 30.07.2019 03:30
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2019 03:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.07.2019 03:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2019 03:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 30.07.2019 03:30
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2019 03:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 30.07.2019 03:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.07.2019 03:30
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2019 03:30
![question](/tpl/images/cats/mat.png)
Mathematics, 30.07.2019 03:30