xi (number of actors) number of movies probability(p(x)) p(x)xi
5 3 0.3 1.5
23 2 0.2 4.6
29 2 0.2 5.8
31 1 0.1 3.1
98 2 0.2 19.6
Expected value = 1.5+4.6+5.8+3.1+19.6 = 34.6
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