Variance of the random variable
A binomial experiment consists of two independent trials. The probability of success in each and every trial is 0.44. Provide the variance of the random variable associated with this experiment.
a) 0.4928
b) 0.7020
c) 0.9381
d) 0.2464
e) 0.8800
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Assuming a temperature of 1000K and that only hydrogen atoms are present with a diameter of2.0 x 10-10 m, determine (a) their mean speed, (b) their collision frequency HZH and (c) their mean free path HLH. [mH=1.0078amu]
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