NWA question - StudentOfFortune.com

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bagpiperone
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$3.00 NWA question

From Mathematics: Statistics
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Due on Jul. 26, 2009
Asked on Jul 23, 2009 at 10:21:25PM

Q:
Assume the likelihood of any flight on NW Airlines arrives within 15 min.of the scheduled time is .90. We select four flights from yesterday for the study.
a. What is the likelihood that all four selected flighes arrive within 15 min of the scheduled time?
b. What is the likelihoot that none of the flights arrived within 15 min. of the scheduled time.
c. Whatr is the likelihood that at least one of the selected flights did not arrive within 15 min of the scheduled times?

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CMBLUE
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Posted on Jul 23, 2009 at 10:26:02PM

A:
Preview: ... at all four selected flighes arrive within 15 min of the scheduled time? (.90)^4 = ...

The full tutorial is about 73 words long .

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pops963
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Posted on Jul 23, 2009 at 10:26:11PM

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Preview: ... s the likelihood that all four selected flighes arrive within 15 min of the scheduled time? P(X=4) = 0.9^4 = 0 ...

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sudipta

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Posted on Jul 23, 2009 at 10:27:05PM

A:
Preview: ... ikelihood that none of the flights arrived within 15 min of the scheduled time< ...

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xMaj
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Posted on Jul 23, 2009 at 10:32:06PM

A:
Preview: ... =.0001 C. This is basically what is the probability of one ...

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gallen765
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Posted on Jul 24, 2009 at 01:28:05PM

A:
Preview: ... es of the scheduled time? P(X=4) = 0.9^4 = 0.6561 ----------- What is the likelihood that none of the selected flight ...

The full tutorial is about 100 words long .