![subject](/tpl/images/cats/mat.png)
Mathematics, 27.02.2020 21:58 kyleereeves2007
According to the Bureau of Transportation Statistics, 81.9% of American Airlines flights were on time in 2017. Assume this percentage still holds true for American Airlines. For the next 40 flights from American Airlines, use the normal approximation to the binomial distribution to complete parts a through d.
a. Determine the probability that fewer than 34 flights will arrive on time.
b. Determine the probability that exactly 32 flights will arrive on time.
c. Determine the probability that 25, 26, 27, or 28 flights will arrive on time.
d. Determine the probability that 28, 29, 30, 31, or 32 flights will arrive on time.
![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 22:00
What is the length of the segment, endpoints of which are intersections of parabolas y=x^2β 11/4 xβ 7/4 and y=β 7 /8 x^2+x+ 31/8 ?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:20
Identify the function that contains the data in the following table: x β β -2 β β β β 0 β β β β 2 β β β β 3 β β β β 5 β β f(x) β β 5 β β β β 3 β β β β 1 β β β β 2 β β β β 4 β β possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Harry the hook has 7 1/3 pounds of cookie dough.she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?
Answers: 1
You know the right answer?
According to the Bureau of Transportation Statistics, 81.9% of American Airlines flights were on tim...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
Mathematics, 04.12.2020 01:20
![question](/tpl/images/cats/health.png)
Health, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
Mathematics, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.12.2020 01:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
Mathematics, 04.12.2020 01:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.12.2020 01:20
![question](/tpl/images/cats/es.png)
Spanish, 04.12.2020 01:20
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mir.png)
World Languages, 04.12.2020 01:20
![question](/tpl/images/cats/en.png)
English, 04.12.2020 01:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 04.12.2020 01:20