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Pulsified333
 one year ago
Three airlines serve a small town in Ohio. Airline A has 46% of all scheduled flights, airline B has 35% and airline C has the remaining 19%. Their ontime rates are 79%, 66%, and 39%, respectively. A flight just left ontime. What is the probability that it was a flight of airline A?
Probability =
Pulsified333
 one year ago
Three airlines serve a small town in Ohio. Airline A has 46% of all scheduled flights, airline B has 35% and airline C has the remaining 19%. Their ontime rates are 79%, 66%, and 39%, respectively. A flight just left ontime. What is the probability that it was a flight of airline A? Probability =

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Pulsified333
 one year ago
Best ResponseYou've already chosen the best response.0@dan815 How do you find the Probability of that though?

dan815
 one year ago
Best ResponseYou've already chosen the best response.1Lets take a look at number of flights that are on time

dan815
 one year ago
Best ResponseYou've already chosen the best response.1suppose instead of percents you think of it as just having 46,35 and 19 planes now you know that 76%,66% and 39% of each of those respectively will be on time

dan815
 one year ago
Best ResponseYou've already chosen the best response.1what does it mean for the number flights we are talking about here

dan815
 one year ago
Best ResponseYou've already chosen the best response.176% of the 46 is on time for flight A how many total flights are on time that is 46*76% + 35*66%+19*39% therefore the prob that a flight was ontime and is A is = on time A flights/Total On time flights =46*76%/(46*76% + 35*66%+19*39%)

Pulsified333
 one year ago
Best ResponseYou've already chosen the best response.0I tried doing something similar to that earlier, ill try it now

dan815
 one year ago
Best ResponseYou've already chosen the best response.1i can help you understand it conceptually if its not making sense

Pulsified333
 one year ago
Best ResponseYou've already chosen the best response.0now it makes sense. My brain is complete fried I Have not slept for over a day and possibly looking at a back to back all nighters. I have a midterm tomorrow that I know Little about

Pulsified333
 one year ago
Best ResponseYou've already chosen the best response.0@dan815 Is the answer .3634/.6685

dan815
 one year ago
Best ResponseYou've already chosen the best response.1i dont know its just that expression

Pulsified333
 one year ago
Best ResponseYou've already chosen the best response.0It was RIGHT!! Thank you :D
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