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Mathematics, 07.10.2019 17:00 nevaehkb
In testing a certain kind of missile, target accuracy is measured by the average distance x at which the missile explodes. the distance x is measured in miles and the sampling distribution of x is given by:
x 0 10 50 100
p(x) 1/40 1? 20 1/10 33/40
calculate the variance of this sampling distribution.
options:
a) 27.6
b) 5138.7
c) 761.0
d) 253.7
e) 88.0
f) none of the above
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