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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
A study of four blocks containing 52 one-hour parking spaces was carried out and the results are given in the following table.
Number of vacant one-hour parking
|
spaces per observation period |
0 |
1 |
2 |
3 |
4 |
5 |
≥ |
|
Observed frequency |
31 |
45 |
20 |
15 |
7 |
3 |
0 |
Assuming that the data follow a Poisson distribution, determine:
a) the mean number of vacant parking spaces,
b) the standard deviation both (i) from the given data and (ii) from the theoretical distribution, and
c) the probability of finding one or more vacant one-hour parking spaces, calculating from the theoretical distribution.
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