Expresar las siguientes cantidades en notación científica. a. La masa aproximada de la luna es de: 73.500.000.000.000.000.000.000 kg
b. La distancia de la tierra al sol es de: 150.000.000.000 m
c. 0,0000089
d. 0,0003

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable